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108145249356 = 22373607203383
BaseRepresentation
bin110010010110111110…
…1011000110001001100
3101100010211100212210210
41210231331120301030
53232440140434411
6121403052002420
710545640311114
oct1445575306114
9340124325723
10108145249356
11419561a0541
1218b61760410
13a27617a311
14533cb38044
152c2e376ca6
hex192df58c4c

108145249356 has 48 divisors (see below), whose sum is σ = 256218281984. Its totient is φ = 35495853696.

The previous prime is 108145249327. The next prime is 108145249447. The reversal of 108145249356 is 653942541801.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 430041 + ... + 633423.

Almost surely, 2108145249356 is an apocalyptic number.

It is an amenable number.

108145249356 is an abundant number, since it is smaller than the sum of its proper divisors (148073032628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

108145249356 is a wasteful number, since it uses less digits than its factorization.

108145249356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204070 (or 204068 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 108145249356 in words is "one hundred eight billion, one hundred forty-five million, two hundred forty-nine thousand, three hundred fifty-six".

Divisors: 1 2 3 4 6 12 73 146 219 292 438 607 876 1214 1821 2428 3642 7284 44311 88622 132933 177244 203383 265866 406766 531732 610149 813532 1220298 2440596 14846959 29693918 44540877 59387836 89081754 123453481 178163508 246906962 370360443 493813924 740720886 1481441772 9012104113 18024208226 27036312339 36048416452 54072624678 108145249356