Search a number
-
+
2257103012079 = 38112971312253
BaseRepresentation
bin100000110110000101110…
…100101100000011101111
321222202222101112002212210
4200312011310230003233
5243440021332341304
64444522050501503
7322033055022606
oct40660564540357
97882871462783
102257103012079
117a0260898153
12305537294893
13134ac8085996
147b35c794a3d
153daa46acc89
hex20d85d2c0ef

2257103012079 has 16 divisors (see below), whose sum is σ = 3014205348224. Its totient is φ = 1502369272800.

The previous prime is 2257103012077. The next prime is 2257103012093. The reversal of 2257103012079 is 9702103017522.

It is not a de Polignac number, because 2257103012079 - 21 = 2257103012077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2257103012071) 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, 7072317 + ... + 7384569.

It is an arithmetic number, because the mean of its divisors is an integer number (188387834264).

Almost surely, 22257103012079 is an apocalyptic number.

2257103012079 is a deficient number, since it is larger than the sum of its proper divisors (757102336145).

2257103012079 is a wasteful number, since it uses less digits than its factorization.

2257103012079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316038.

The product of its (nonzero) digits is 52920, while the sum is 39.

The spelling of 2257103012079 in words is "two trillion, two hundred fifty-seven billion, one hundred three million, twelve thousand, seventy-nine".

Divisors: 1 3 811 2433 2971 8913 312253 936759 2409481 7228443 253237183 759711549 927703663 2783110989 752367670693 2257103012079