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10307158943 = 33131139453
BaseRepresentation
bin10011001100101101…
…01100001110011111
3222121022201220222112
421212112230032133
5132102113041233
64422434104235
7513264256034
oct114626541637
928538656875
1010307158943
11440a139084
121bb7a1b07b
13c83523923
146dac7b38b
15404d33048
hex2665ac39f

10307158943 has 4 divisors (see below), whose sum is σ = 10338298728. Its totient is φ = 10276019160.

The previous prime is 10307158913. The next prime is 10307158957. The reversal of 10307158943 is 34985170301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10307158943 - 224 = 10290381727 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 10307158943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10307158903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15569396 + ... + 15570057.

It is an arithmetic number, because the mean of its divisors is an integer number (2584574682).

Almost surely, 210307158943 is an apocalyptic number.

10307158943 is a deficient number, since it is larger than the sum of its proper divisors (31139785).

10307158943 is an equidigital number, since it uses as much as digits as its factorization.

10307158943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31139784.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 10307158943 in words is "ten billion, three hundred seven million, one hundred fifty-eight thousand, nine hundred forty-three".

Divisors: 1 331 31139453 10307158943