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13231010103100 = 2252297144533861
BaseRepresentation
bin1100000010001001010110…
…1010000011111100111100
31201211212112211202200002221
43000202111222003330330
53213234102041244400
644050124144455124
72533623523154266
oct300422552037474
951755484680087
1013231010103100
1142412702a9379
12159831261a4a4
1374c8a970630a
1433a55476cb36
1517e28025ec1a
hexc0895a83f3c

13231010103100 has 36 divisors (see below), whose sum is σ = 28720956416488. Its totient is φ = 5290622568000.

The previous prime is 13231010103071. The next prime is 13231010103107. The reversal of 13231010103100 is 130101013231.

It is a super-2 number, since 2×132310101031002 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13231010103107) 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, 21969831 + ... + 22564030.

Almost surely, 213231010103100 is an apocalyptic number.

13231010103100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13231010103100 is an abundant number, since it is smaller than the sum of its proper divisors (15489946313388).

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

13231010103100 is a wasteful number, since it uses less digits than its factorization.

13231010103100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44536846 (or 44536839 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 13231010103100 its reverse (130101013231), we get a palindrome (13361111116331).

The spelling of 13231010103100 in words is "thirteen trillion, two hundred thirty-one billion, ten million, one hundred three thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 2971 5942 11884 14855 29710 59420 74275 148550 297100 44533861 89067722 178135444 222669305 445338610 890677220 1113346525 2226693050 4453386100 132310101031 264620202062 529240404124 661550505155 1323101010310 2646202020620 3307752525775 6615505051550 13231010103100