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11812176948 = 22311136883553
BaseRepresentation
bin10110000000000111…
…11000010000110100
31010111012200202120010
423000003320100310
5143142404130243
65232035540220
7565500563445
oct130003702064
933435622503
1011812176948
115011736410
122357a5a670
131163281c20
14800ac92cc
1549201e433
hex2c00f8434

11812176948 has 48 divisors (see below), whose sum is σ = 32380238016. Its totient is φ = 3304104960.

The previous prime is 11812176941. The next prime is 11812176949. The reversal of 11812176948 is 84967121811.

It is a junction number, because it is equal to n+sod(n) for n = 11812176897 and 11812176906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11812176941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3440061 + ... + 3443492.

It is an arithmetic number, because the mean of its divisors is an integer number (674588292).

Almost surely, 211812176948 is an apocalyptic number.

It is an amenable number.

11812176948 is an abundant number, since it is smaller than the sum of its proper divisors (20568061068).

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

11812176948 is a wasteful number, since it uses less digits than its factorization.

11812176948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6883584 (or 6883582 counting only the distinct ones).

The product of its digits is 193536, while the sum is 48.

The spelling of 11812176948 in words is "eleven billion, eight hundred twelve million, one hundred seventy-six thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 11 12 13 22 26 33 39 44 52 66 78 132 143 156 286 429 572 858 1716 6883553 13767106 20650659 27534212 41301318 75719083 82602636 89486189 151438166 178972378 227157249 268458567 302876332 357944756 454314498 536917134 908628996 984348079 1073834268 1968696158 2953044237 3937392316 5906088474 11812176948