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753139680 = 253515110391
BaseRepresentation
bin101100111000111…
…111111111100000
31221111011110102020
4230320333333200
53020300432210
6202422221440
724443403336
oct5470777740
91844143366
10753139680
11357144a97
12190284880
13c00568a7
147204bb56
15461bc770
hex2ce3ffe0

753139680 has 96 divisors (see below), whose sum is σ = 2388331008. Its totient is φ = 199488000.

The previous prime is 753139633. The next prime is 753139691. The reversal of 753139680 is 86931357.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67285 + ... + 77675.

It is an arithmetic number, because the mean of its divisors is an integer number (24878448).

Almost surely, 2753139680 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 753139680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1194165504).

753139680 is an abundant number, since it is smaller than the sum of its proper divisors (1635191328).

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

753139680 is a wasteful number, since it uses less digits than its factorization.

753139680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10560 (or 10552 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 753139680 is about 27443.3904610928. The cubic root of 753139680 is about 909.8263485419.

The spelling of 753139680 in words is "seven hundred fifty-three million, one hundred thirty-nine thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 151 160 240 302 453 480 604 755 906 1208 1510 1812 2265 2416 3020 3624 4530 4832 6040 7248 9060 10391 12080 14496 18120 20782 24160 31173 36240 41564 51955 62346 72480 83128 103910 124692 155865 166256 207820 249384 311730 332512 415640 498768 623460 831280 997536 1246920 1569041 1662560 2493840 3138082 4707123 4987680 6276164 7845205 9414246 12552328 15690410 18828492 23535615 25104656 31380820 37656984 47071230 50209312 62761640 75313968 94142460 125523280 150627936 188284920 251046560 376569840 753139680