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10642531748 = 2211232369219
BaseRepresentation
bin10011110100101100…
…00010010110100100
31000110200210121222112
421322112002112210
5133243442003443
64520014220152
7524506012232
oct117226022644
930420717875
1010642531748
114571482692
1220901b4658
131007b58084
1472d61b952
154244ccb18
hex27a5825a4

10642531748 has 12 divisors (see below), whose sum is σ = 18641022960. Its totient is φ = 5316525192.

The previous prime is 10642531747. The next prime is 10642531751. The reversal of 10642531748 is 84713524601.

It is a super-2 number, since 2×106425317482 (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (10642531747) 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, 1180118 + ... + 1189101.

It is an arithmetic number, because the mean of its divisors is an integer number (1553418580).

Almost surely, 210642531748 is an apocalyptic number.

It is an amenable number.

10642531748 is a deficient number, since it is larger than the sum of its proper divisors (7998491212).

10642531748 is a wasteful number, since it uses less digits than its factorization.

10642531748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370346 (or 2370344 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 10642531748 in words is "ten billion, six hundred forty-two million, five hundred thirty-one thousand, seven hundred forty-eight".

Divisors: 1 2 4 1123 2246 4492 2369219 4738438 9476876 2660632937 5321265874 10642531748