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13892988260 = 225892977797
BaseRepresentation
bin11001111000001011…
…00010110101100100
31022212020002221001202
430330011202311210
5211423101111020
610214330542032
71001165310644
oct147405426544
938766087052
1013892988260
11598a258788
122838897918
1314053b1a18
1495b1bc524
15564a45e75
hex33c162d64

13892988260 has 24 divisors (see below), whose sum is σ = 29178917880. Its totient is φ = 5556501504.

The previous prime is 13892988229. The next prime is 13892988281. The reversal of 13892988260 is 6288929831.

It can be written as a sum of positive squares in 4 ways, for example, as 446730496 + 13446257764 = 21136^2 + 115958^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13892988196 and 13892988205.

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, 139682 + ... + 217478.

It is an arithmetic number, because the mean of its divisors is an integer number (1215788245).

Almost surely, 213892988260 is an apocalyptic number.

13892988260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13892988260 is an abundant number, since it is smaller than the sum of its proper divisors (15285929620).

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

13892988260 is a wasteful number, since it uses less digits than its factorization.

13892988260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86735 (or 86733 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 56.

The spelling of 13892988260 in words is "thirteen billion, eight hundred ninety-two million, nine hundred eighty-eight thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 8929 17858 35716 44645 77797 89290 155594 178580 311188 388985 777970 1555940 694649413 1389298826 2778597652 3473247065 6946494130 13892988260