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12007284260 = 2257913954673
BaseRepresentation
bin10110010111011000…
…01001111000100100
31010222210211020110212
423023230021320210
5144042331044020
65303245434552
7603360142436
oct131354117044
933883736425
1012007284260
115101887424
1223b126ba58
13119481523a
1481c996656
154a420dcc5
hex2cbb09e24

12007284260 has 48 divisors (see below), whose sum is σ = 25718649600. Its totient is φ = 4707915264.

The previous prime is 12007284253. The next prime is 12007284271. The reversal of 12007284260 is 6248270021.

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, 192284 + ... + 246956.

It is an arithmetic number, because the mean of its divisors is an integer number (535805200).

Almost surely, 212007284260 is an apocalyptic number.

12007284260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12007284260 is an abundant number, since it is smaller than the sum of its proper divisors (13711365340).

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

12007284260 is a wasteful number, since it uses less digits than its factorization.

12007284260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54900 (or 54898 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The spelling of 12007284260 in words is "twelve billion, seven million, two hundred eighty-four thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 79 139 158 278 316 395 556 695 790 1390 1580 2780 10981 21962 43924 54673 54905 109346 109810 218692 219620 273365 546730 1093460 4319167 7599547 8638334 15199094 17276668 21595835 30398188 37997735 43191670 75995470 86383340 151990940 600364213 1200728426 2401456852 3001821065 6003642130 12007284260