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103242401311 = 7234314912957
BaseRepresentation
bin110000000100110111…
…0100000011000011111
3100212111010210101200011
41200021232200120133
53142420023320221
6115232350544051
710313304634360
oct1401156403037
9325433711604
10103242401311
113a86a70a205
1218013808027
1399744a5aba
144dd5925b67
152a43c111e1
hex1809ba061f

103242401311 has 16 divisors (see below), whose sum is σ = 125984669184. Its totient is φ = 82677428064.

The previous prime is 103242401257. The next prime is 103242401347. The reversal of 103242401311 is 113104242301.

It is not a de Polignac number, because 103242401311 - 213 = 103242393119 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 (103242401351) 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, 7449556 + ... + 7463401.

It is an arithmetic number, because the mean of its divisors is an integer number (7874041824).

Almost surely, 2103242401311 is an apocalyptic number.

103242401311 is a deficient number, since it is larger than the sum of its proper divisors (22742267873).

103242401311 is a wasteful number, since it uses less digits than its factorization.

103242401311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14913030.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 103242401311 its reverse (113104242301), we get a palindrome (216346643612).

The spelling of 103242401311 in words is "one hundred three billion, two hundred forty-two million, four hundred one thousand, three hundred eleven".

Divisors: 1 7 23 43 161 301 989 6923 14912957 104390699 342998011 641257151 2400986077 4488800057 14748914473 103242401311