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133534146680 = 23511330791771
BaseRepresentation
bin111110001011101000…
…0010110000001111000
3110202200020001111110022
41330113100112001320
54141434220143210
6141202244110012
712435046342664
oct1742720260170
9422606044408
10133534146680
11516a45a9910
1221a68395308
13c79113869c
14666a9d58a4
153718268155
hex1f17416078

133534146680 has 64 divisors (see below), whose sum is σ = 327868318080. Its totient is φ = 48542659200.

The previous prime is 133534146671. The next prime is 133534146761. The reversal of 133534146680 is 86641435331.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1409195 + ... + 1500965.

It is an arithmetic number, because the mean of its divisors is an integer number (5122942470).

Almost surely, 2133534146680 is an apocalyptic number.

133534146680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133534146680 is an abundant number, since it is smaller than the sum of its proper divisors (194334171400).

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

133534146680 is a wasteful number, since it uses less digits than its factorization.

133534146680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95100 (or 95096 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 133534146680 in words is "one hundred thirty-three billion, five hundred thirty-four million, one hundred forty-six thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 3307 6614 13228 16535 26456 33070 36377 66140 72754 91771 132280 145508 181885 183542 291016 363770 367084 458855 727540 734168 917710 1009481 1455080 1835420 2018962 3670840 4037924 5047405 8075848 10094810 20189620 40379240 303486697 606973394 1213946788 1517433485 2427893576 3034866970 3338353667 6069733940 6676707334 12139467880 13353414668 16691768335 26706829336 33383536670 66767073340 133534146680