Search a number
-
+
10115414939 = 782712491399
BaseRepresentation
bin10010110101110110…
…01111101110011011
3222002221221022122202
421122323033232123
5131204021234224
64351424240415
7505445415440
oct113273175633
928087838582
1010115414939
114320984a63
121b6377010b
13c5289a436
146bd6079c7
153e30a9eae
hex25aecfb9b

10115414939 has 16 divisors (see below), whose sum is σ = 11592000000. Its totient is φ = 8646753024.

The previous prime is 10115414909. The next prime is 10115414963. The reversal of 10115414939 is 93941451101.

It is not a de Polignac number, because 10115414939 - 212 = 10115410843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10115414909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7229762 + ... + 7231160.

It is an arithmetic number, because the mean of its divisors is an integer number (724500000).

Almost surely, 210115414939 is an apocalyptic number.

10115414939 is a deficient number, since it is larger than the sum of its proper divisors (1476585061).

10115414939 is a wasteful number, since it uses less digits than its factorization.

10115414939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482.

The product of its (nonzero) digits is 19440, while the sum is 38.

The spelling of 10115414939 in words is "ten billion, one hundred fifteen million, four hundred fourteen thousand, nine hundred thirty-nine".

Divisors: 1 7 827 1249 1399 5789 8743 9793 1032923 1156973 1747351 7230461 8098811 12231457 1445059277 10115414939