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11627931642 = 231937988607
BaseRepresentation
bin10101101010001010…
…00010011111111010
31010000101000010111220
422311011002133322
5142303222303032
65201454532510
7561102534225
oct126505023772
933011003456
1011627931642
114a27734168
122306207136
131134052932
147c44485bc
15480c7812c
hex2b51427fa

11627931642 has 8 divisors (see below), whose sum is σ = 23255863296. Its totient is φ = 3875977212.

The previous prime is 11627931641. The next prime is 11627931683. The reversal of 11627931642 is 24613972611.

It is a sphenic number, since it is the product of 3 distinct primes.

11627931642 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 11627931594 and 11627931603.

It is not an unprimeable number, because it can be changed into a prime (11627931641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 968994298 + ... + 968994309.

It is an arithmetic number, because the mean of its divisors is an integer number (2906982912).

Almost surely, 211627931642 is an apocalyptic number.

11627931642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11627931642 is a wasteful number, since it uses less digits than its factorization.

11627931642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1937988612.

The product of its digits is 108864, while the sum is 42.

The spelling of 11627931642 in words is "eleven billion, six hundred twenty-seven million, nine hundred thirty-one thousand, six hundred forty-two".

Divisors: 1 2 3 6 1937988607 3875977214 5813965821 11627931642