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5122992215 = 511433921467
BaseRepresentation
bin1001100010101101…
…01010100001010111
3111020000210222011102
410301112222201113
540442441222330
62204203300315
7240644500235
oct46126524127
914200728142
105122992215
112199882970
12bab81a69b
13638492753
14368559955
151eeb4d945
hex1315aa857

5122992215 has 16 divisors (see below), whose sum is σ = 6708320640. Its totient is φ = 3724780320.

The previous prime is 5122992191. The next prime is 5122992221.

It is a happy number.

5122992215 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5122992215 - 28 = 5122991959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227912 + ... + 249378.

It is an arithmetic number, because the mean of its divisors is an integer number (419270040).

Almost surely, 25122992215 is an apocalyptic number.

5122992215 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5122992215 is a deficient number, since it is larger than the sum of its proper divisors (1585328425).

5122992215 is a wasteful number, since it uses less digits than its factorization.

5122992215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25822.

The product of its digits is 32400, while the sum is 38.

The square root of 5122992215 is about 71575.0809639780. The cubic root of 5122992215 is about 1723.8834435038.

The spelling of 5122992215 in words is "five billion, one hundred twenty-two million, nine hundred ninety-two thousand, two hundred fifteen".

Divisors: 1 5 11 55 4339 21467 21695 47729 107335 236137 238645 1180685 93145313 465726565 1024598443 5122992215