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84745244375 = 5411175313681
BaseRepresentation
bin100111011101100110…
…1011100111011010111
322002202001010110112122
41032323031130323113
52342024240310000
6102533104410155
76060031456211
oct1167315347327
9262661113478
1084745244375
1132a38532450
121451101695b
137cb727751c
14415d0835b1
15230eda2085
hex13bb35ced7

84745244375 has 80 divisors (see below), whose sum is σ = 124637328288. Its totient is φ = 56908800000.

The previous prime is 84745244371. The next prime is 84745244377. The reversal of 84745244375 is 57344254748.

It is not a de Polignac number, because 84745244375 - 22 = 84745244371 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84745244371) 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, 6187535 + ... + 6201215.

Almost surely, 284745244375 is an apocalyptic number.

84745244375 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

84745244375 is a deficient number, since it is larger than the sum of its proper divisors (39892083913).

84745244375 is a wasteful number, since it uses less digits than its factorization.

84745244375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13782 (or 13767 counting only the distinct ones).

The product of its digits is 15052800, while the sum is 53.

The spelling of 84745244375 in words is "eighty-four billion, seven hundred forty-five million, two hundred forty-four thousand, three hundred seventy-five".

Divisors: 1 5 11 17 25 53 55 85 125 187 265 275 425 583 625 901 935 1325 1375 2125 2915 4505 4675 6625 6875 9911 10625 13681 14575 22525 23375 33125 49555 68405 72875 112625 116875 150491 232577 247775 342025 364375 563125 725093 752455 1162885 1238875 1710125 2558347 3625465 3762275 5814425 6194375 7976023 8550625 12326581 12791735 18127325 18811375 29072125 39880115 61632905 63958675 90636625 94056875 135592391 145360625 199400575 308164525 319793375 453183125 677961955 997002875 1540822625 1598966875 3389809775 4985014375 7704113125 16949048875 84745244375