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2230010220 = 2235271137147
BaseRepresentation
bin1000010011101011…
…0100000101101100
312202102011020221010
42010322310011230
514031340311340
61005140505220
7106155526344
oct20472640554
95672136833
102230010220
11a44867759
125229ab210
1329700b199
1417224dd24
15d0b98b80
hex84eb416c

2230010220 has 48 divisors (see below), whose sum is σ = 6267115008. Its totient is φ = 592470720.

The previous prime is 2230010137. The next prime is 2230010257. The reversal of 2230010220 is 220100322.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2230010196 and 2230010205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52314 + ... + 84833.

It is an arithmetic number, because the mean of its divisors is an integer number (130564896).

Almost surely, 22230010220 is an apocalyptic number.

2230010220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2230010220 is an abundant number, since it is smaller than the sum of its proper divisors (4037104788).

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

2230010220 is a wasteful number, since it uses less digits than its factorization.

2230010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137430 (or 137428 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2230010220 is about 47222.9840226134. The cubic root of 2230010220 is about 1306.4785520125.

Adding to 2230010220 its reverse (220100322), we get a palindrome (2450110542).

The spelling of 2230010220 in words is "two billion, two hundred thirty million, ten thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 271 542 813 1084 1355 1626 2710 3252 4065 5420 8130 16260 137147 274294 411441 548588 685735 822882 1371470 1645764 2057205 2742940 4114410 8228820 37166837 74333674 111500511 148667348 185834185 223001022 371668370 446002044 557502555 743336740 1115005110 2230010220