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53097042446 = 2717257868081
BaseRepresentation
bin110001011100110101…
…001001001000001110
312002001102110020011122
4301130311021020032
51332220320324241
640220433520542
73556536262010
oct613465111016
9162042406148
1053097042446
1120577994968
12a35a113152
1350125a0816
1427d9b981b0
1515ab70704b
hexc5cd4920e

53097042446 has 32 divisors (see below), whose sum is σ = 96752947392. Its totient is φ = 21333934080.

The previous prime is 53097042443. The next prime is 53097042469. The reversal of 53097042446 is 64424079035.

It is a junction number, because it is equal to n+sod(n) for n = 53097042397 and 53097042406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53097042443) 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, 372875 + ... + 495206.

It is an arithmetic number, because the mean of its divisors is an integer number (3023529606).

Almost surely, 253097042446 is an apocalyptic number.

53097042446 is a deficient number, since it is larger than the sum of its proper divisors (43655904946).

53097042446 is a wasteful number, since it uses less digits than its factorization.

53097042446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868364.

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 53097042446 in words is "fifty-three billion, ninety-seven million, forty-two thousand, four hundred forty-six".

Divisors: 1 2 7 14 17 34 119 238 257 514 1799 3598 4369 8738 30583 61166 868081 1736162 6076567 12153134 14757377 29514754 103301639 206603278 223096817 446193634 1561677719 3123355438 3792645889 7585291778 26548521223 53097042446