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10131213130 = 251013121313
BaseRepresentation
bin10010110111101111…
…00000101101001010
3222011001122221200221
421123313200231022
5131222042310010
64353151020254
7506026614343
oct113367405512
928131587627
1010131213130
114329895415
121b68b0a68a
13c55c3c18c
146c175b0ca
153e467adda
hex25bde0b4a

10131213130 has 8 divisors (see below), whose sum is σ = 18236183652. Its totient is φ = 4052485248.

The previous prime is 10131213097. The next prime is 10131213151. The reversal of 10131213130 is 3131213101.

It can be written as a sum of positive squares in 2 ways, for example, as 8334046681 + 1797166449 = 91291^2 + 42393^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506560647 + ... + 506560666.

Almost surely, 210131213130 is an apocalyptic number.

10131213130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10131213130 is a deficient number, since it is larger than the sum of its proper divisors (8104970522).

10131213130 is a wasteful number, since it uses less digits than its factorization.

10131213130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013121320.

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

Adding to 10131213130 its reverse (3131213101), we get a palindrome (13262426231).

The spelling of 10131213130 in words is "ten billion, one hundred thirty-one million, two hundred thirteen thousand, one hundred thirty".

Divisors: 1 2 5 10 1013121313 2026242626 5065606565 10131213130