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34879948634 = 21031049161411
BaseRepresentation
bin100000011111000000…
…011100011101011010
310100000211202222102102
4200133000130131122
51032413231324014
624005034203402
72343233446226
oct403700343532
9110024688372
1034879948634
1113879904733
126915283562
13339b3ac57b
14198c5b9786
15d922698de
hex81f01c75a

34879948634 has 16 divisors (see below), whose sum is σ = 52878571200. Its totient is φ = 17254083360.

The previous prime is 34879948619. The next prime is 34879948639. The reversal of 34879948634 is 43684997843.

It is a super-2 number, since 2×348799486342 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34879948639) 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, 135389 + ... + 296799.

It is an arithmetic number, because the mean of its divisors is an integer number (3304910700).

Almost surely, 234879948634 is an apocalyptic number.

34879948634 is a deficient number, since it is larger than the sum of its proper divisors (17998622566).

34879948634 is a wasteful number, since it uses less digits than its factorization.

34879948634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162565.

The product of its digits is 125411328, while the sum is 65.

The spelling of 34879948634 in words is "thirty-four billion, eight hundred seventy-nine million, nine hundred forty-eight thousand, six hundred thirty-four".

Divisors: 1 2 103 206 1049 2098 108047 161411 216094 322822 16625333 33250666 169320139 338640278 17439974317 34879948634