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5312005053 = 315161116791
BaseRepresentation
bin1001111001001111…
…01100001110111101
3111201012110211000220
410330213230032331
541334333130203
62235034411553
7245431204125
oct47447541675
914635424026
105312005053
112286541023
121042b90bb9
136686a0a74
143856bbc85
15211537653
hex13c9ec3bd

5312005053 has 8 divisors (see below), whose sum is σ = 7083201216. Its totient is φ = 3541072800.

The previous prime is 5312005051. The next prime is 5312005087. The reversal of 5312005053 is 3505002135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5312005053 - 21 = 5312005051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5312005051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12913 + ... + 103878.

It is an arithmetic number, because the mean of its divisors is an integer number (885400152).

Almost surely, 25312005053 is an apocalyptic number.

It is an amenable number.

5312005053 is a deficient number, since it is larger than the sum of its proper divisors (1771196163).

5312005053 is a wasteful number, since it uses less digits than its factorization.

5312005053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131955.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 5312005053 is about 72883.5032980715. The cubic root of 5312005053 is about 1744.8288218333.

Adding to 5312005053 its reverse (3505002135), we get a palindrome (8817007188).

The spelling of 5312005053 in words is "five billion, three hundred twelve million, five thousand, fifty-three".

Divisors: 1 3 15161 45483 116791 350373 1770668351 5312005053