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165252342 = 23171620121
BaseRepresentation
bin10011101100110…
…00110011110110
3102111221200121010
421312120303312
5314301033332
624221533050
74044423153
oct1166306366
9374850533
10165252342
118530a592
1247414186
132830c368
1417d3922a
15e7939cc
hex9d98cf6

165252342 has 16 divisors (see below), whose sum is σ = 349946352. Its totient is φ = 51843840.

The previous prime is 165252337. The next prime is 165252377. The reversal of 165252342 is 243252561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 809959 + ... + 810162.

It is an arithmetic number, because the mean of its divisors is an integer number (21871647).

Almost surely, 2165252342 is an apocalyptic number.

165252342 is an abundant number, since it is smaller than the sum of its proper divisors (184694010).

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

165252342 is a wasteful number, since it uses less digits than its factorization.

165252342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620143.

The product of its digits is 14400, while the sum is 30.

The square root of 165252342 is about 12855.0512251021. The cubic root of 165252342 is about 548.7601182921.

The spelling of 165252342 in words is "one hundred sixty-five million, two hundred fifty-two thousand, three hundred forty-two".

Divisors: 1 2 3 6 17 34 51 102 1620121 3240242 4860363 9720726 27542057 55084114 82626171 165252342