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149800702 = 21723191561
BaseRepresentation
bin10001110110111…
…00011011111110
3101102212122221011
420323130123332
5301322110302
622510425434
73466166512
oct1073343376
9342778834
10149800702
1177616537
124220227a
132505c28c
1415c76142
15d2405d7
hex8edc6fe

149800702 has 16 divisors (see below), whose sum is σ = 248264352. Its totient is φ = 67429120.

The previous prime is 149800697. The next prime is 149800709. The reversal of 149800702 is 207008941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149800709) 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, 94999 + ... + 96562.

It is an arithmetic number, because the mean of its divisors is an integer number (15516522).

Almost surely, 2149800702 is an apocalyptic number.

149800702 is a deficient number, since it is larger than the sum of its proper divisors (98463650).

149800702 is a wasteful number, since it uses less digits than its factorization.

149800702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191603.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 149800702 is about 12239.3097027569. The cubic root of 149800702 is about 531.0938628208.

The spelling of 149800702 in words is "one hundred forty-nine million, eight hundred thousand, seven hundred two".

Divisors: 1 2 17 23 34 46 391 782 191561 383122 3256537 4405903 6513074 8811806 74900351 149800702