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13100200988 = 22723149136523
BaseRepresentation
bin11000011001101010…
…10011010000011100
31020210222100011101012
430030311103100130
5203312122412423
610003530434352
7642430604540
oct141465232034
936728304335
1013100200988
1156127a3996
1226572929b8
13130a085b24
148c3bada20
1551a146078
hex30cd5341c

13100200988 has 48 divisors (see below), whose sum is σ = 27523238400. Its totient is φ = 5334187584.

The previous prime is 13100200963. The next prime is 13100201027. The reversal of 13100200988 is 88900200131.

It is a super-2 number, since 2×131002009882 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27695 + ... + 164217.

It is an arithmetic number, because the mean of its divisors is an integer number (573400800).

Almost surely, 213100200988 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13100200988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13761619200).

13100200988 is an abundant number, since it is smaller than the sum of its proper divisors (14423037412).

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

13100200988 is a wasteful number, since it uses less digits than its factorization.

13100200988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136706 (or 136704 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 32.

The spelling of 13100200988 in words is "thirteen billion, one hundred million, two hundred thousand, nine hundred eighty-eight".

Divisors: 1 2 4 7 14 23 28 46 92 149 161 298 322 596 644 1043 2086 3427 4172 6854 13708 23989 47978 95956 136523 273046 546092 955661 1911322 3140029 3822644 6280058 12560116 20341927 21980203 40683854 43960406 81367708 87920812 142393489 284786978 467864321 569573956 935728642 1871457284 3275050247 6550100494 13100200988