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12118143048 = 23311172700121
BaseRepresentation
bin10110100100100110…
…00011000001001000
31011021112102110010220
423102103003001020
5144304221034143
65322245510040
7606204342054
oct132223030110
934245373126
1012118143048
115159415260
122422412320
1311b178b45b
1482d5b2c64
154add0ad83
hex2d24c3048

12118143048 has 64 divisors (see below), whose sum is σ = 34993581120. Its totient is φ = 3456153600.

The previous prime is 12118143013. The next prime is 12118143061. The reversal of 12118143048 is 84034181121.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 1345573 + ... + 1354548.

It is an arithmetic number, because the mean of its divisors is an integer number (546774705).

Almost surely, 212118143048 is an apocalyptic number.

It is an amenable number.

12118143048 is an abundant number, since it is smaller than the sum of its proper divisors (22875438072).

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

12118143048 is a wasteful number, since it uses less digits than its factorization.

12118143048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2700158 (or 2700154 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 33.

The spelling of 12118143048 in words is "twelve billion, one hundred eighteen million, one hundred forty-three thousand, forty-eight".

Divisors: 1 2 3 4 6 8 11 12 17 22 24 33 34 44 51 66 68 88 102 132 136 187 204 264 374 408 561 748 1122 1496 2244 4488 2700121 5400242 8100363 10800484 16200726 21600968 29701331 32401452 45902057 59402662 64802904 89103993 91804114 118805324 137706171 178207986 183608228 237610648 275412342 356415972 367216456 504922627 550824684 712831944 1009845254 1101649368 1514767881 2019690508 3029535762 4039381016 6059071524 12118143048