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50501057004 = 223217346723801
BaseRepresentation
bin101111000010000110…
…001111100111101100
311211100111122111121200
4233002012033213230
51311411232311004
635111100525500
73435314621226
oct570206174754
9154314574550
1050501057004
111a465591652
129954850890
1349ba804c68
1426310bd416
1514a886b239
hexbc218f9ec

50501057004 has 72 divisors (see below), whose sum is σ = 135209260368. Its totient is φ = 15838233600.

The previous prime is 50501056993. The next prime is 50501057027. The reversal of 50501057004 is 40075010505.

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 23 ways as a sum of consecutive naturals, for example, 2109904 + ... + 2133704.

It is an arithmetic number, because the mean of its divisors is an integer number (1877906394).

Almost surely, 250501057004 is an apocalyptic number.

It is an amenable number.

50501057004 is an abundant number, since it is smaller than the sum of its proper divisors (84708203364).

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

50501057004 is a wasteful number, since it uses less digits than its factorization.

50501057004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27295 (or 27290 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 27.

Adding to 50501057004 its reverse (40075010505), we get a palindrome (90576067509).

The spelling of 50501057004 in words is "fifty billion, five hundred one million, fifty-seven thousand, four".

Divisors: 1 2 3 4 6 9 12 17 18 34 36 51 68 102 153 204 306 612 3467 6934 10401 13868 20802 23801 31203 41604 47602 58939 62406 71403 95204 117878 124812 142806 176817 214209 235756 285612 353634 404617 428418 530451 707268 809234 856836 1060902 1213851 1618468 2121804 2427702 3641553 4855404 7283106 14566212 82518067 165036134 247554201 330072268 495108402 742662603 990216804 1402807139 1485325206 2805614278 2970650412 4208421417 5611228556 8416842834 12625264251 16833685668 25250528502 50501057004