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649426124234 = 231117126633359
BaseRepresentation
bin10010111001101001101…
…00000011110111001010
32022002021121211022120002
421130310310003313022
541120011041433414
61214201531403002
764630245655406
oct11346464036712
92262247738502
10649426124234
11230469131258
12a5a435b3462
134931884a474
142360a6ac106
1511d5e1554de
hex9734d03dca

649426124234 has 32 divisors (see below), whose sum is σ = 1007099412480. Its totient is φ = 313758759600.

The previous prime is 649426124231. The next prime is 649426124261. The reversal of 649426124234 is 432421624946.

It is a happy number.

649426124234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (649426124231) 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, 193337447 + ... + 193340805.

It is an arithmetic number, because the mean of its divisors is an integer number (31471856640).

Almost surely, 2649426124234 is an apocalyptic number.

649426124234 is a deficient number, since it is larger than the sum of its proper divisors (357673288246).

649426124234 is a wasteful number, since it uses less digits than its factorization.

649426124234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7226.

The product of its digits is 1990656, while the sum is 47.

The spelling of 649426124234 in words is "six hundred forty-nine billion, four hundred twenty-six million, one hundred twenty-four thousand, two hundred thirty-four".

Divisors: 1 2 31 62 1171 2342 2663 3359 5326 6718 36301 72602 82553 104129 165106 208258 3118373 3933389 6236746 7866778 8945017 17890034 96669563 121935059 193339126 243870118 277295527 554591054 10474614907 20949229814 324713062117 649426124234