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345182565664 = 2519678473649
BaseRepresentation
bin1010000010111100111…
…10111111010100100000
31012222222100220011211001
411001132132333110200
521123413214100124
6422324044201344
733636642253126
oct5013636772440
91188870804731
10345182565664
11123433617662
1256a94b39254
1326720801671
14129c7b35916
158ea4160b44
hex505e7bf520

345182565664 has 48 divisors (see below), whose sum is σ = 726022332000. Its totient is φ = 161067101184.

The previous prime is 345182565599. The next prime is 345182565671. The reversal of 345182565664 is 466565281543.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4196089 + ... + 4277560.

It is an arithmetic number, because the mean of its divisors is an integer number (15125465250).

Almost surely, 2345182565664 is an apocalyptic number.

It is an amenable number.

345182565664 is an abundant number, since it is smaller than the sum of its proper divisors (380839766336).

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

345182565664 is a wasteful number, since it uses less digits than its factorization.

345182565664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8473745 (or 8473737 counting only the distinct ones).

The product of its digits is 20736000, while the sum is 55.

The spelling of 345182565664 in words is "three hundred forty-five billion, one hundred eighty-two million, five hundred sixty-five thousand, six hundred sixty-four".

Divisors: 1 2 4 8 16 19 32 38 67 76 134 152 268 304 536 608 1072 1273 2144 2546 5092 10184 20368 40736 8473649 16947298 33894596 67789192 135578384 160999331 271156768 321998662 567734483 643997324 1135468966 1287994648 2270937932 2575989296 4541875864 5151978592 9083751728 10786955177 18167503456 21573910354 43147820708 86295641416 172591282832 345182565664