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34990179 = 374140639
BaseRepresentation
bin1000010101111…
…0100001100011
32102211200111120
42011132201203
532424141204
63245543323
7603261120
oct205364143
972750446
1034990179
1118829704
12b874b43
137331463
14490b747
1531126d9
hex215e863

34990179 has 16 divisors (see below), whose sum is σ = 54620160. Its totient is φ = 19506240.

The previous prime is 34990171. The next prime is 34990217. The reversal of 34990179 is 97109943.

It is not a de Polignac number, because 34990179 - 23 = 34990171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34990179.

It is not an unprimeable number, because it can be changed into a prime (34990171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19459 + ... + 21180.

It is an arithmetic number, because the mean of its divisors is an integer number (3413760).

Almost surely, 234990179 is an apocalyptic number.

34990179 is a deficient number, since it is larger than the sum of its proper divisors (19629981).

34990179 is a wasteful number, since it uses less digits than its factorization.

34990179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40690.

The product of its (nonzero) digits is 61236, while the sum is 42.

The square root of 34990179 is about 5915.2496988716. The cubic root of 34990179 is about 327.0760327832.

The spelling of 34990179 in words is "thirty-four million, nine hundred ninety thousand, one hundred seventy-nine".

Divisors: 1 3 7 21 41 123 287 861 40639 121917 284473 853419 1666199 4998597 11663393 34990179