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5715107680 = 25535999497
BaseRepresentation
bin1010101001010010…
…11001111101100000
3112202021222112212211
411110221121331200
543201031421210
62343034331504
7261424420342
oct52451317540
915667875784
105715107680
112473035a97
121135b89b94
1370105a629
143c304d292
15236b1038a
hex154a59f60

5715107680 has 48 divisors (see below), whose sum is σ = 13539687840. Its totient is φ = 2279652352.

The previous prime is 5715107663. The next prime is 5715107681. The reversal of 5715107680 is 867015175.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5715107681) 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, 7692 + ... + 107188.

It is an arithmetic number, because the mean of its divisors is an integer number (282076830).

Almost surely, 25715107680 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 5715107680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6769843920).

5715107680 is an abundant number, since it is smaller than the sum of its proper divisors (7824580160).

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

5715107680 is a wasteful number, since it uses less digits than its factorization.

5715107680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99871 (or 99863 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 40.

The square root of 5715107680 is about 75598.3311985126. The cubic root of 5715107680 is about 1787.8927878567.

The spelling of 5715107680 in words is "five billion, seven hundred fifteen million, one hundred seven thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 359 718 1436 1795 2872 3590 5744 7180 11488 14360 28720 57440 99497 198994 397988 497485 795976 994970 1591952 1989940 3183904 3979880 7959760 15919520 35719423 71438846 142877692 178597115 285755384 357194230 571510768 714388460 1143021536 1428776920 2857553840 5715107680