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70238250500 = 22531112770591
BaseRepresentation
bin100000101101010000…
…1101010011000000100
320201022000122211010012
41001122201222120010
52122321443004000
652133401245352
75034366164345
oct1013241523004
9221260584105
1070238250500
1127873730210
1211742793858
136814905092
1435845140cc
151c614c3735
hex105a86a604

70238250500 has 48 divisors (see below), whose sum is σ = 167345837568. Its totient is φ = 25541180000.

The previous prime is 70238250493. The next prime is 70238250521. The reversal of 70238250500 is 505283207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6379796 + ... + 6390795.

It is an arithmetic number, because the mean of its divisors is an integer number (3486371616).

Almost surely, 270238250500 is an apocalyptic number.

It is an amenable number.

70238250500 is an abundant number, since it is smaller than the sum of its proper divisors (97107587068).

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

70238250500 is a wasteful number, since it uses less digits than its factorization.

70238250500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12770621 (or 12770609 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The spelling of 70238250500 in words is "seventy billion, two hundred thirty-eight million, two hundred fifty thousand, five hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 125 220 250 275 500 550 1100 1375 2750 5500 12770591 25541182 51082364 63852955 127705910 140476501 255411820 280953002 319264775 561906004 638529550 702382505 1277059100 1404765010 1596323875 2809530020 3192647750 3511912525 6385295500 7023825050 14047650100 17559562625 35119125250 70238250500