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5190783880 = 2351031259899
BaseRepresentation
bin1001101010110010…
…10001001110001000
3111101202101010211211
410311121101032020
541112320041010
62215024302504
7242426635462
oct46531211610
914352333754
105190783880
112224075837
12100a471a34
1364953a069
14373565132
15205a9008a
hex135651388

5190783880 has 32 divisors (see below), whose sum is σ = 11792664000. Its totient is φ = 2056153536.

The previous prime is 5190783853. The next prime is 5190783883. The reversal of 5190783880 is 883870915.

It is not an unprimeable number, because it can be changed into a prime (5190783883) 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, 625830 + ... + 634069.

It is an arithmetic number, because the mean of its divisors is an integer number (368520750).

Almost surely, 25190783880 is an apocalyptic number.

It is an amenable number.

5190783880 is an abundant number, since it is smaller than the sum of its proper divisors (6601880120).

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

5190783880 is a wasteful number, since it uses less digits than its factorization.

5190783880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260013 (or 1260009 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 49.

The square root of 5190783880 is about 72047.0948755049. The cubic root of 5190783880 is about 1731.4540972741.

The spelling of 5190783880 in words is "five billion, one hundred ninety million, seven hundred eighty-three thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 103 206 412 515 824 1030 2060 4120 1259899 2519798 5039596 6299495 10079192 12598990 25197980 50395960 129769597 259539194 519078388 648847985 1038156776 1297695970 2595391940 5190783880