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100813189048 = 23111388123417
BaseRepresentation
bin101110111100011101…
…1110010111110111000
3100122012211210121220121
41131320323302332320
53122431134022143
6114151332303024
710166146653025
oct1357073627670
9318184717817
10100813189048
1139833465070
1217656171a74
13967812c8b0
144c4506054c
1529508197ed
hex1778ef2fb8

100813189048 has 32 divisors (see below), whose sum is σ = 222071013360. Its totient is φ = 42299239680.

The previous prime is 100813189033. The next prime is 100813189051. The reversal of 100813189048 is 840981318001.

It is a happy number.

It is a super-3 number, since 3×1008131890483 (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100813188995 and 100813189013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44060565 + ... + 44062852.

Almost surely, 2100813189048 is an apocalyptic number.

It is an amenable number.

100813189048 is an abundant number, since it is smaller than the sum of its proper divisors (121257824312).

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

100813189048 is a wasteful number, since it uses less digits than its factorization.

100813189048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88123447 (or 88123443 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 43.

The spelling of 100813189048 in words is "one hundred billion, eight hundred thirteen million, one hundred eighty-nine thousand, forty-eight".

Divisors: 1 2 4 8 11 13 22 26 44 52 88 104 143 286 572 1144 88123417 176246834 352493668 704987336 969357587 1145604421 1938715174 2291208842 3877430348 4582417684 7754860696 9164835368 12601648631 25203297262 50406594524 100813189048