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7138142403186 = 2343241114801737
BaseRepresentation
bin110011111011111101001…
…1100010011101001110010
3221021101210102021011100110
41213313322130103221302
51413422403423400221
623103114540402150
71334466552214314
oct147677234235162
927241712234313
107138142403186
1123022a6328503
12973505546356
133ca17c3b23c2
141a96b8c777b4
15c5a2d2db776
hex67dfa713a72

7138142403186 has 32 divisors (see below), whose sum is σ = 14668906874688. Its totient is φ = 2314402997760.

The previous prime is 7138142403179. The next prime is 7138142403211. The reversal of 7138142403186 is 6813042418317.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57338691 + ... + 57463046.

It is an arithmetic number, because the mean of its divisors is an integer number (458403339834).

Almost surely, 27138142403186 is an apocalyptic number.

7138142403186 is an abundant number, since it is smaller than the sum of its proper divisors (7530764471502).

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

7138142403186 is a wasteful number, since it uses less digits than its factorization.

7138142403186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114802026.

The product of its (nonzero) digits is 774144, while the sum is 48.

The spelling of 7138142403186 in words is "seven trillion, one hundred thirty-eight billion, one hundred forty-two million, four hundred three thousand, one hundred eighty-six".

Divisors: 1 2 3 6 43 86 129 241 258 482 723 1446 10363 20726 31089 62178 114801737 229603474 344405211 688810422 4936474691 9872949382 14809424073 27667218617 29618848146 55334437234 83001655851 166003311702 1189690400531 2379380801062 3569071201593 7138142403186