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5320505931 = 313136423229
BaseRepresentation
bin1001111010010000…
…00111101001001011
3111201210110201001020
410331020013221023
541344022142211
62235540523523
7245563361046
oct47510075113
914653421036
105320505931
112290317944
1210459b05a3
1366a389180
14386891c5d
15212166306
hex13d207a4b

5320505931 has 8 divisors (see below), whose sum is σ = 7639700880. Its totient is φ = 3274157472.

The previous prime is 5320505887. The next prime is 5320505941. The reversal of 5320505931 is 1395050235.

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

It is not a de Polignac number, because 5320505931 - 26 = 5320505867 is a prime.

It is a super-2 number, since 2×53205059312 = 56615566723612353522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5320505892 and 5320505901.

It is not an unprimeable number, because it can be changed into a prime (5320505941) 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, 68211576 + ... + 68211653.

It is an arithmetic number, because the mean of its divisors is an integer number (954962610).

Almost surely, 25320505931 is an apocalyptic number.

5320505931 is a deficient number, since it is larger than the sum of its proper divisors (2319194949).

5320505931 is a wasteful number, since it uses less digits than its factorization.

5320505931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136423245.

The product of its (nonzero) digits is 20250, while the sum is 33.

The square root of 5320505931 is about 72941.7982435311. The cubic root of 5320505931 is about 1745.7590839825.

The spelling of 5320505931 in words is "five billion, three hundred twenty million, five hundred five thousand, nine hundred thirty-one".

Divisors: 1 3 13 39 136423229 409269687 1773501977 5320505931