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42671914465 = 5192269197963
BaseRepresentation
bin100111101111011100…
…011011110111100001
311002010212201212002111
4213233130123313201
51144343002230330
631334143115321
73040310200615
oct475734336741
9132125655074
1042671914465
1117108201a14
12832a8a2b41
1340407b453b
1420cb3ad345
15119b37032a
hex9ef71bde1

42671914465 has 16 divisors (see below), whose sum is σ = 53925393600. Its totient is φ = 32326402752.

The previous prime is 42671914459. The next prime is 42671914471. The reversal of 42671914465 is 56441917624.

It is an interprime number because it is at equal distance from previous prime (42671914459) and next prime (42671914471).

It is a cyclic number.

It is not a de Polignac number, because 42671914465 - 213 = 42671906273 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116574 + ... + 314536.

It is an arithmetic number, because the mean of its divisors is an integer number (3370337100).

Almost surely, 242671914465 is an apocalyptic number.

It is an amenable number.

42671914465 is a deficient number, since it is larger than the sum of its proper divisors (11253479135).

42671914465 is a wasteful number, since it uses less digits than its factorization.

42671914465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200256.

The product of its digits is 1451520, while the sum is 49.

The spelling of 42671914465 in words is "forty-two billion, six hundred seventy-one million, nine hundred fourteen thousand, four hundred sixty-five".

Divisors: 1 5 19 95 2269 11345 43111 197963 215555 989815 3761297 18806485 449178047 2245890235 8534382893 42671914465