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34380855 = 35528297
BaseRepresentation
bin1000001100100…
…1110000110111
32101200201200000
42003021300313
532300141410
63224522343
7565142505
oct203116067
971621600
1034380855
1118452933
12b6203b3
13717a002
1447cd675
153041dc0
hex20c9c37

34380855 has 24 divisors (see below), whose sum is σ = 61802832. Its totient is φ = 18335808.

The previous prime is 34380847. The next prime is 34380877. The reversal of 34380855 is 55808343.

It is not a de Polignac number, because 34380855 - 23 = 34380847 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12934 + ... + 15363.

It is an arithmetic number, because the mean of its divisors is an integer number (2575118).

Almost surely, 234380855 is an apocalyptic number.

34380855 is a deficient number, since it is larger than the sum of its proper divisors (27421977).

34380855 is an equidigital number, since it uses as much as digits as its factorization.

34380855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28317 (or 28305 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 34380855 is about 5863.5189945970. The cubic root of 34380855 is about 325.1663211810.

The spelling of 34380855 in words is "thirty-four million, three hundred eighty thousand, eight hundred fifty-five".

Divisors: 1 3 5 9 15 27 45 81 135 243 405 1215 28297 84891 141485 254673 424455 764019 1273365 2292057 3820095 6876171 11460285 34380855