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134450660168 = 23114732507413
BaseRepresentation
bin111110100110111100…
…0100100001101001000
3110212001002122012121022
41331031320210031020
54200323332111133
6141433224132012
712466545516656
oct1751570441510
9425032565538
10134450660168
115202498aa80
1222083307008
13c8a8c94566
14671660ddd6
15376d957998
hex1f4de24348

134450660168 has 32 divisors (see below), whose sum is σ = 280864056960. Its totient is φ = 59813638080.

The previous prime is 134450660167. The next prime is 134450660207. The reversal of 134450660168 is 861066054431.

It is a super-2 number, since 2×1344506601682 (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (134450660161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16249571 + ... + 16257842.

It is an arithmetic number, because the mean of its divisors is an integer number (8777001780).

Almost surely, 2134450660168 is an apocalyptic number.

It is an amenable number.

134450660168 is an abundant number, since it is smaller than the sum of its proper divisors (146413396792).

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

134450660168 is a wasteful number, since it uses less digits than its factorization.

134450660168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32507477 (or 32507473 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 134450660168 in words is "one hundred thirty-four billion, four hundred fifty million, six hundred sixty thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 11 22 44 47 88 94 188 376 517 1034 2068 4136 32507413 65014826 130029652 260059304 357581543 715163086 1430326172 1527848411 2860652344 3055696822 6111393644 12222787288 16806332521 33612665042 67225330084 134450660168