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120764650720 = 2557107825581
BaseRepresentation
bin111000001111000100…
…0100101010011100000
3102112201021222220002111
41300132020211103200
53434311222310340
6131251205325104
711503442410540
oct1603610452340
9375637886074
10120764650720
114724155156a
121b4a3a06794
13b50774150c
145bb8b0d320
15321c198aea
hex1c1e2254e0

120764650720 has 48 divisors (see below), whose sum is σ = 326064559968. Its totient is φ = 41405022720.

The previous prime is 120764650709. The next prime is 120764650763. The reversal of 120764650720 is 27056467021.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent 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, 53911671 + ... + 53913910.

It is an arithmetic number, because the mean of its divisors is an integer number (6793011666).

Almost surely, 2120764650720 is an apocalyptic number.

120764650720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120764650720 is an abundant number, since it is smaller than the sum of its proper divisors (205299909248).

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

120764650720 is a wasteful number, since it uses less digits than its factorization.

120764650720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107825603 (or 107825595 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 120764650720 in words is "one hundred twenty billion, seven hundred sixty-four million, six hundred fifty thousand, seven hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 80 112 140 160 224 280 560 1120 107825581 215651162 431302324 539127905 754779067 862604648 1078255810 1509558134 1725209296 2156511620 3019116268 3450418592 3773895335 4313023240 6038232536 7547790670 8626046480 12076465072 15095581340 17252092960 24152930144 30191162680 60382325360 120764650720