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2137234386 = 237448311351
BaseRepresentation
bin111111101100011…
…1001101111010010
312111221120202102010
41333120321233102
513334113000021
6552024203350
7103651123020
oct17730715722
95457522363
102137234386
119a745a911
124b7909556
13280a26941
14163bbd710
15c796e976
hex7f639bd2

2137234386 has 32 divisors (see below), whose sum is σ = 4886627328. Its totient is φ = 610448400.

The previous prime is 2137234357. The next prime is 2137234397. The reversal of 2137234386 is 6834327312.

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, 182611 + ... + 193961.

It is an arithmetic number, because the mean of its divisors is an integer number (152707104).

Almost surely, 22137234386 is an apocalyptic number.

2137234386 is an abundant number, since it is smaller than the sum of its proper divisors (2749392942).

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

2137234386 is a wasteful number, since it uses less digits than its factorization.

2137234386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15846.

The product of its digits is 145152, while the sum is 39.

The square root of 2137234386 is about 46230.2323809864. The cubic root of 2137234386 is about 1288.1033735332.

The spelling of 2137234386 in words is "two billion, one hundred thirty-seven million, two hundred thirty-four thousand, three hundred eighty-six".

Divisors: 1 2 3 6 7 14 21 42 4483 8966 11351 13449 22702 26898 31381 34053 62762 68106 79457 94143 158914 188286 238371 476742 50886533 101773066 152659599 305319198 356205731 712411462 1068617193 2137234386