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5200064031 = 33155914667
BaseRepresentation
bin1001101011111001…
…01010111000011111
3111102101211121211010
410311330222320133
541122204022111
62215555230303
7242601546351
oct46574527037
914371747733
105200064031
112229334088
1210115a8393
1364b439086
1437489d0d1
152067c4aa6
hex135f2ae1f

5200064031 has 8 divisors (see below), whose sum is σ = 7157077504. Its totient is φ = 3354879960.

The previous prime is 5200064029. The next prime is 5200064033. The reversal of 5200064031 is 1304600025.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5200064029) and next prime (5200064033).

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

It is not a de Polignac number, because 5200064031 - 21 = 5200064029 is a prime.

It is a super-2 number, since 2×52000640312 = 54081331852999937922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5200063989 and 5200064007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5200064033) 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, 27957241 + ... + 27957426.

It is an arithmetic number, because the mean of its divisors is an integer number (894634688).

Almost surely, 25200064031 is an apocalyptic number.

5200064031 is a deficient number, since it is larger than the sum of its proper divisors (1957013473).

5200064031 is a wasteful number, since it uses less digits than its factorization.

5200064031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55914701.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 5200064031 is about 72111.4694830164. The cubic root of 5200064031 is about 1732.4853216983.

Adding to 5200064031 its reverse (1304600025), we get a palindrome (6504664056).

The spelling of 5200064031 in words is "five billion, two hundred million, sixty-four thousand, thirty-one".

Divisors: 1 3 31 93 55914667 167744001 1733354677 5200064031