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252841160 = 235111344203
BaseRepresentation
bin11110001001000…
…00110011001000
3122121202122212102
433010200303020
51004211404120
641031132532
76160054145
oct1704406310
9577678772
10252841160
1111a7a4340
1270814148
13404c8970
14258193cc
15172e5d75
hexf120cc8

252841160 has 64 divisors (see below), whose sum is σ = 668364480. Its totient is φ = 84867840.

The previous prime is 252841129. The next prime is 252841163. The reversal of 252841160 is 61148252.

It is not an unprimeable number, because it can be changed into a prime (252841163) by changing a digit.

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, 16382 + ... + 27821.

It is an arithmetic number, because the mean of its divisors is an integer number (10443195).

Almost surely, 2252841160 is an apocalyptic number.

252841160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252841160 is an abundant number, since it is smaller than the sum of its proper divisors (415523320).

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

252841160 is a wasteful number, since it uses less digits than its factorization.

252841160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44238 (or 44234 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 252841160 is about 15900.9798440222. The cubic root of 252841160 is about 632.3379661697.

The spelling of 252841160 in words is "two hundred fifty-two million, eight hundred forty-one thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 11 13 20 22 26 40 44 52 55 65 88 104 110 130 143 220 260 286 440 520 572 715 1144 1430 2860 5720 44203 88406 176812 221015 353624 442030 486233 574639 884060 972466 1149278 1768120 1944932 2298556 2431165 2873195 3889864 4597112 4862330 5746390 6321029 9724660 11492780 12642058 19449320 22985560 25284116 31605145 50568232 63210290 126420580 252841160