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231466677048 = 23329713310829
BaseRepresentation
bin1101011110010001111…
…1010011001100111000
3211010110022101111112200
43113210133103030320
512243020432131143
6254200114110200
722502650202145
oct3274437231470
9733408344480
10231466677048
118a1899a5422
1238a3987b360
1318a9a509bc9
14b2bb2373cc
15604ac141d3
hex35e47d3338

231466677048 has 48 divisors (see below), whose sum is σ = 627534718200. Its totient is φ = 77076075840.

The previous prime is 231466677047. The next prime is 231466677059. The reversal of 231466677048 is 840776664132.

It is a junction number, because it is equal to n+sod(n) for n = 231466676985 and 231466677003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231466677047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1585503 + ... + 1725326.

Almost surely, 2231466677048 is an apocalyptic number.

It is an amenable number.

231466677048 is an abundant number, since it is smaller than the sum of its proper divisors (396068041152).

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

231466677048 is a wasteful number, since it uses less digits than its factorization.

231466677048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3311812 (or 3311805 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 54.

The spelling of 231466677048 in words is "two hundred thirty-one billion, four hundred sixty-six million, six hundred seventy-seven thousand, forty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 971 1942 2913 3884 5826 7768 8739 11652 17478 23304 34956 69912 3310829 6621658 9932487 13243316 19864974 26486632 29797461 39729948 59594922 79459896 119189844 238379688 3214814959 6429629918 9644444877 12859259836 19288889754 25718519672 28933334631 38577779508 57866669262 77155559016 115733338524 231466677048