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5100142431 = 319109182013
BaseRepresentation
bin1001011111111110…
…11111111101011111
3111011102211002011010
410233333133331133
540421114024211
62202025430303
7240246331626
oct45777377537
914142732133
105100142431
11218799654a
12ba403b393
13633822177
143654cc6bd
151ecb384a6
hex12ffdff5f

5100142431 has 16 divisors (see below), whose sum is σ = 7164743040. Its totient is φ = 3218150880.

The previous prime is 5100142381. The next prime is 5100142433. The reversal of 5100142431 is 1342410015.

It is not a de Polignac number, because 5100142431 - 27 = 5100142303 is a prime.

It is a super-2 number, since 2×51001424312 = 52022905632973179522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5100142398 and 5100142407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5100142433) 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, 21181 + ... + 103193.

It is an arithmetic number, because the mean of its divisors is an integer number (447796440).

Almost surely, 25100142431 is an apocalyptic number.

5100142431 is a deficient number, since it is larger than the sum of its proper divisors (2064600609).

5100142431 is a wasteful number, since it uses less digits than its factorization.

5100142431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83126.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 5100142431 is about 71415.2814949294. The cubic root of 5100142431 is about 1721.3166445359.

Adding to 5100142431 its reverse (1342410015), we get a palindrome (6442552446).

The spelling of 5100142431 in words is "five billion, one hundred million, one hundred forty-two thousand, four hundred thirty-one".

Divisors: 1 3 19 57 1091 3273 20729 62187 82013 246039 1558247 4674741 89476183 268428549 1700047477 5100142431