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5211501051 = 31924812097
BaseRepresentation
bin1001101101010000…
…10011000111111011
3111110012100200110110
410312220103013323
541133121013201
62221044315403
7243101012421
oct46650230773
914405320413
105211501051
112234835969
1210153a2b63
13650911a43
143761d9111
152077d36d6
hex136a131fb

5211501051 has 12 divisors (see below), whose sum is σ = 7333637352. Its totient is φ = 3291473664.

The previous prime is 5211501017. The next prime is 5211501059. The reversal of 5211501051 is 1501051125.

It is not a de Polignac number, because 5211501051 - 210 = 5211500027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5211501059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2404966 + ... + 2407131.

It is an arithmetic number, because the mean of its divisors is an integer number (611136446).

Almost surely, 25211501051 is an apocalyptic number.

5211501051 is a deficient number, since it is larger than the sum of its proper divisors (2122136301).

5211501051 is a wasteful number, since it uses less digits than its factorization.

5211501051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4812138 (or 4812119 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 21.

The square root of 5211501051 is about 72190.7269044993. The cubic root of 5211501051 is about 1733.7545342973.

Adding to 5211501051 its reverse (1501051125), we get a palindrome (6712552176).

The spelling of 5211501051 in words is "five billion, two hundred eleven million, five hundred one thousand, fifty-one".

Divisors: 1 3 19 57 361 1083 4812097 14436291 91429843 274289529 1737167017 5211501051