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67479125051 = 139753512391
BaseRepresentation
bin111110110110000100…
…011011110000111011
320110011201212201112202
4332312010123300323
52101144124000201
650555515500415
74606124046002
oct766604336073
9213151781482
1067479125051
1126688230448
12110b275770b
1364950b9780
1433a1ccdc39
151b4e15ec6b
hexfb611bc3b

67479125051 has 8 divisors (see below), whose sum is σ = 73419001824. Its totient is φ = 61646273280.

The previous prime is 67479125029. The next prime is 67479125053. The reversal of 67479125051 is 15052197476.

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

It is a cyclic number.

It is not a de Polignac number, because 67479125051 - 214 = 67479108667 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67479124987 and 67479125005.

It is not an unprimeable number, because it can be changed into a prime (67479125053) 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, 26754935 + ... + 26757456.

It is an arithmetic number, because the mean of its divisors is an integer number (9177375228).

Almost surely, 267479125051 is an apocalyptic number.

67479125051 is a deficient number, since it is larger than the sum of its proper divisors (5939876773).

67479125051 is a wasteful number, since it uses less digits than its factorization.

67479125051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53512501.

The product of its (nonzero) digits is 529200, while the sum is 47.

The spelling of 67479125051 in words is "sixty-seven billion, four hundred seventy-nine million, one hundred twenty-five thousand, fifty-one".

Divisors: 1 13 97 1261 53512391 695661083 5190701927 67479125051