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212048160 = 25351034289
BaseRepresentation
bin11001010001110…
…01100100100000
3112210000011101120
430220321210200
5413241020120
633012532240
75153244132
oct1450714440
9483004346
10212048160
11a9771a15
125b021080
1334c151ac
142023b052
1513939140
hexca39920

212048160 has 96 divisors (see below), whose sum is σ = 674593920. Its totient is φ = 55984128.

The previous prime is 212048149. The next prime is 212048171. The reversal of 212048160 is 61840212.

It is an interprime number because it is at equal distance from previous prime (212048149) and next prime (212048171).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 212048160.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47296 + ... + 51584.

It is an arithmetic number, because the mean of its divisors is an integer number (7027020).

Almost surely, 2212048160 is an apocalyptic number.

212048160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212048160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337296960).

212048160 is an abundant number, since it is smaller than the sum of its proper divisors (462545760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212048160 is a wasteful number, since it uses less digits than its factorization.

212048160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4410 (or 4402 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 212048160 is about 14561.8735058371. The cubic root of 212048160 is about 596.3183441122.

Adding to 212048160 its reverse (61840212), we get a palindrome (273888372).

The spelling of 212048160 in words is "two hundred twelve million, forty-eight thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 103 120 160 206 240 309 412 480 515 618 824 1030 1236 1545 1648 2060 2472 3090 3296 4120 4289 4944 6180 8240 8578 9888 12360 12867 16480 17156 21445 24720 25734 34312 42890 49440 51468 64335 68624 85780 102936 128670 137248 171560 205872 257340 343120 411744 441767 514680 686240 883534 1029360 1325301 1767068 2058720 2208835 2650602 3534136 4417670 5301204 6626505 7068272 8835340 10602408 13253010 14136544 17670680 21204816 26506020 35341360 42409632 53012040 70682720 106024080 212048160