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53870620023 = 34112915113807
BaseRepresentation
bin110010001010111100…
…000110110101110111
312011001100002001010000
4302022330012311313
51340311334320043
640425310202343
73614651500143
oct621274066567
9164040061100
1053870620023
1120934619180
12a5351b33b3
135106931c2c
142870806223
1516045b02d3
hexc8af06d77

53870620023 has 80 divisors (see below), whose sum is σ = 91424424960. Its totient is φ = 31312008000.

The previous prime is 53870620009. The next prime is 53870620039. The reversal of 53870620023 is 32002607835.

53870620023 is a `hidden beast` number, since 5 + 3 + 8 + 7 + 0 + 620 + 0 + 23 = 666.

It is not a de Polignac number, because 53870620023 - 24 = 53870620007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53870620023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53870620093) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3894786 + ... + 3908592.

It is an arithmetic number, because the mean of its divisors is an integer number (1142805312).

Almost surely, 253870620023 is an apocalyptic number.

53870620023 is a deficient number, since it is larger than the sum of its proper divisors (37553804937).

53870620023 is a wasteful number, since it uses less digits than its factorization.

53870620023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14010 (or 14001 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 53870620023 in words is "fifty-three billion, eight hundred seventy million, six hundred twenty thousand, twenty-three".

Divisors: 1 3 9 11 27 29 33 81 87 99 151 261 297 319 453 783 891 957 1359 1661 2349 2871 4077 4379 4983 8613 12231 13137 13807 14949 25839 39411 41421 44847 48169 118233 124263 134541 144507 151877 354699 372789 400403 433521 455631 1118367 1201209 1300563 1366893 2084857 3603627 3901689 4100679 4404433 6254571 10810881 12302037 13213299 18763713 22933427 32432643 39639897 56291139 60460853 68800281 118919691 168873417 181382559 206400843 356759073 544147677 619202529 665069383 1632443031 1857607587 1995208149 4897329093 5985624447 17956873341 53870620023