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7313893051 = 175931123447
BaseRepresentation
bin1101100111111000…
…10010011010111011
3200212201101021002211
412303330102122323
5104434324034201
63205430035551
7346150031233
oct66374223273
920781337084
107313893051
113113558113
1215014a8bb7
138c735958a
144d5508cc3
152cc16e651
hex1b3f126bb

7313893051 has 16 divisors (see below), whose sum is σ = 7901038080. Its totient is φ = 6744945280.

The previous prime is 7313893049. The next prime is 7313893063. The reversal of 7313893051 is 1503983137.

7313893051 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 7313893051 - 21 = 7313893049 is a prime.

It is a super-2 number, since 2×73138930512 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7313892995 and 7313893013.

It is not an unprimeable number, because it can be changed into a prime (7313893031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300210 + ... + 323656.

It is an arithmetic number, because the mean of its divisors is an integer number (493814880).

Almost surely, 27313893051 is an apocalyptic number.

7313893051 is a deficient number, since it is larger than the sum of its proper divisors (587145029).

7313893051 is a wasteful number, since it uses less digits than its factorization.

7313893051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23834.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 7313893051 is about 85521.3017382219. The cubic root of 7313893051 is about 1941.1072655708.

The spelling of 7313893051 in words is "seven billion, three hundred thirteen million, eight hundred ninety-three thousand, fifty-one".

Divisors: 1 17 59 311 1003 5287 18349 23447 311933 398599 1383373 7292017 23517341 123964289 430229003 7313893051