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10393109707 = 15766198151
BaseRepresentation
bin10011010110111101…
…00100010011001011
3222211022110200021011
421223132210103023
5132241114002312
64435144224351
7515356655251
oct115336442313
928738420234
1010393109707
114453704172
12202076b0b7
13c98288776
147084525d1
1540c65eda7
hex26b7a44cb

10393109707 has 4 divisors (see below), whose sum is σ = 10459308016. Its totient is φ = 10326911400.

The previous prime is 10393109653. The next prime is 10393109719. The reversal of 10393109707 is 70790139301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70790139301 = 710112877043.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10393109707 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10393109707.

It is not an unprimeable number, because it can be changed into a prime (10393109807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33098919 + ... + 33099232.

It is an arithmetic number, because the mean of its divisors is an integer number (2614827004).

Almost surely, 210393109707 is an apocalyptic number.

10393109707 is a deficient number, since it is larger than the sum of its proper divisors (66198309).

10393109707 is an equidigital number, since it uses as much as digits as its factorization.

10393109707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66198308.

The product of its (nonzero) digits is 35721, while the sum is 40.

The spelling of 10393109707 in words is "ten billion, three hundred ninety-three million, one hundred nine thousand, seven hundred seven".

Divisors: 1 157 66198151 10393109707