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10312553459 = 13793273343
BaseRepresentation
bin10011001101010110…
…10001001111110011
3222121200212222212102
421212223101033303
5132110003202314
64423145451015
7513361154345
oct114653211763
928550788772
1010312553459
11441219305a
121bb97a0a6b
13c84692150
146db883295
1540554b5de
hex266ad13f3

10312553459 has 4 divisors (see below), whose sum is σ = 11105826816. Its totient is φ = 9519280104.

The previous prime is 10312553431. The next prime is 10312553467. The reversal of 10312553459 is 95435521301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95435521301 = 827115399663.

It is a cyclic number.

It is not a de Polignac number, because 10312553459 - 212 = 10312549363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10312553479) 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, 396636659 + ... + 396636684.

It is an arithmetic number, because the mean of its divisors is an integer number (2776456704).

Almost surely, 210312553459 is an apocalyptic number.

10312553459 is a deficient number, since it is larger than the sum of its proper divisors (793273357).

10312553459 is an equidigital number, since it uses as much as digits as its factorization.

10312553459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793273356.

The product of its (nonzero) digits is 81000, while the sum is 38.

The spelling of 10312553459 in words is "ten billion, three hundred twelve million, five hundred fifty-three thousand, four hundred fifty-nine".

Divisors: 1 13 793273343 10312553459