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10304237839 = 73173650479
BaseRepresentation
bin10011001100010111…
…00011000100001111
3222121010020111222111
421212023203010033
5132100341102324
64422251324451
7513230401510
oct114613430417
928533214874
1010304237839
114408523445
121bb6a50727
13c82a4016c
146da71aa07
15404957794
hex2662e310f

10304237839 has 16 divisors (see below), whose sum is σ = 12322693120. Its totient is φ = 8430194880.

The previous prime is 10304237821. The next prime is 10304237849. The reversal of 10304237839 is 93873240301.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10304237839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10304237819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309399 + ... + 341080.

It is an arithmetic number, because the mean of its divisors is an integer number (770168320).

Almost surely, 210304237839 is an apocalyptic number.

10304237839 is a deficient number, since it is larger than the sum of its proper divisors (2018455281).

10304237839 is an equidigital number, since it uses as much as digits as its factorization.

10304237839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650590.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 10304237839 in words is "ten billion, three hundred four million, two hundred thirty-seven thousand, eight hundred thirty-nine".

Divisors: 1 7 31 73 217 511 2263 15841 650479 4553353 20164849 47484967 141153943 332394769 1472033977 10304237839