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103242142110115 = 520648428422023
BaseRepresentation
bin10111011110010111101111…
…001101001101000110100011
3111112112212000101200111101101
4113132113233031031012203
5102013004401340010430
61003324441344015231
730513666345315211
oct2736275715150643
9445485011614341
10103242142110115
112a994823782128
12b6b5028601517
13457b8cca8a538
141b6cd36a85cb1
15be0872053dca
hex5de5ef34d1a3

103242142110115 has 4 divisors (see below), whose sum is σ = 123890570532144. Its totient is φ = 82593713688088.

The previous prime is 103242142110083. The next prime is 103242142110221. The reversal of 103242142110115 is 511011241242301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103242142110115 - 25 = 103242142110083 is a prime.

It is a Duffinian number.

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, 10324214211007 + ... + 10324214211016.

It is an arithmetic number, because the mean of its divisors is an integer number (30972642633036).

Almost surely, 2103242142110115 is an apocalyptic number.

103242142110115 is a deficient number, since it is larger than the sum of its proper divisors (20648428422029).

103242142110115 is an equidigital number, since it uses as much as digits as its factorization.

103242142110115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20648428422028.

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 103242142110115 its reverse (511011241242301), we get a palindrome (614253383352416).

The spelling of 103242142110115 in words is "one hundred three trillion, two hundred forty-two billion, one hundred forty-two million, one hundred ten thousand, one hundred fifteen".

Divisors: 1 5 20648428422023 103242142110115