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130712942993 = 271541891563
BaseRepresentation
bin111100110111100011…
…0010011100110010001
3110111101121110111112212
41321233012103212101
54120200003133433
6140014304001505
712305121453233
oct1715706234621
9414347414485
10130712942993
1150487059816
12213bb600295
13c4317c61a9
146480052253
153600740d48
hex1e6f193991

130712942993 has 8 divisors (see below), whose sum is σ = 131437931136. Its totient is φ = 129989739600.

The previous prime is 130712942989. The next prime is 130712943007. The reversal of 130712942993 is 399249217031.

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 130712942993 - 22 = 130712942989 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130712942933) 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, 299171 + ... + 592392.

It is an arithmetic number, because the mean of its divisors is an integer number (16429741392).

Almost surely, 2130712942993 is an apocalyptic number.

It is an amenable number.

130712942993 is a deficient number, since it is larger than the sum of its proper divisors (724988143).

130712942993 is an equidigital number, since it uses as much as digits as its factorization.

130712942993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892375.

The product of its (nonzero) digits is 734832, while the sum is 50.

The spelling of 130712942993 in words is "one hundred thirty billion, seven hundred twelve million, nine hundred forty-two thousand, nine hundred ninety-three".

Divisors: 1 271 541 146611 891563 241613573 482335583 130712942993