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5120133215 = 51024026643
BaseRepresentation
bin1001100010010111…
…10000100001011111
3111012211102201100112
410301023300201133
540441223230330
62204022120235
7240611262041
oct46113604137
914184381315
105120133215
1121981aa95a
12baa88007b
13637a01332
14368013a91
151ee786795
hex1312f085f

5120133215 has 4 divisors (see below), whose sum is σ = 6144159864. Its totient is φ = 4096106568.

The previous prime is 5120133209. The next prime is 5120133269. The reversal of 5120133215 is 5123310215.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5123310215 = 51024662043.

It is a cyclic number.

It is not a de Polignac number, because 5120133215 - 24 = 5120133199 is a prime.

It is a Duffinian number.

It is a congruent 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, 512013317 + ... + 512013326.

It is an arithmetic number, because the mean of its divisors is an integer number (1536039966).

Almost surely, 25120133215 is an apocalyptic number.

5120133215 is a deficient number, since it is larger than the sum of its proper divisors (1024026649).

5120133215 is a wasteful number, since it uses less digits than its factorization.

5120133215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024026648.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5120133215 is about 71555.1061420497. The cubic root of 5120133215 is about 1723.5626999697.

The spelling of 5120133215 in words is "five billion, one hundred twenty million, one hundred thirty-three thousand, two hundred fifteen".

Divisors: 1 5 1024026643 5120133215