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10131102130 = 252805736109
BaseRepresentation
bin10010110111101110…
…00101100110110010
3222011001110022102211
421123313011212302
5131222030232010
64353144402334
7506025642622
oct113367054662
928131408384
1010131102130
114329819a86
121b68a763aa
13c55c007b6
146c172c882
153e465808a
hex25bdc59b2

10131102130 has 16 divisors (see below), whose sum is σ = 18237138840. Its totient is φ = 4052184192.

The previous prime is 10131102103. The next prime is 10131102143. The reversal of 10131102130 is 3120113101.

It can be written as a sum of positive squares in 4 ways, for example, as 10085984041 + 45118089 = 100429^2 + 6717^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10131102130.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262516 + ... + 298624.

Almost surely, 210131102130 is an apocalyptic number.

10131102130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10131102130 is a deficient number, since it is larger than the sum of its proper divisors (8106036710).

10131102130 is a wasteful number, since it uses less digits than its factorization.

10131102130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64173.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 10131102130 its reverse (3120113101), we get a palindrome (13251215231).

The spelling of 10131102130 in words is "ten billion, one hundred thirty-one million, one hundred two thousand, one hundred thirty".

Divisors: 1 2 5 10 28057 36109 56114 72218 140285 180545 280570 361090 1013110213 2026220426 5065551065 10131102130