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6064745631 = 372172142757
BaseRepresentation
bin1011010010111110…
…01010110010011111
3120122122212222222120
411221133022302133
544410033330011
62441444314023
7303201326100
oct55137126237
916578788876
106064745631
11263243317a
1212130a2913
13758617aa9
144176643a7
15257676a06
hex1697cac9f

6064745631 has 36 divisors (see below), whose sum is σ = 9992488968. Its totient is φ = 3261689088.

The previous prime is 6064745629. The next prime is 6064745651. The reversal of 6064745631 is 1365474606.

It is not a de Polignac number, because 6064745631 - 21 = 6064745629 is a prime.

It is a super-2 number, since 2×60647456312 = 73562279137467176322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6064745651) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 28896 + ... + 113861.

It is an arithmetic number, because the mean of its divisors is an integer number (277569138).

Almost surely, 26064745631 is an apocalyptic number.

6064745631 is a deficient number, since it is larger than the sum of its proper divisors (3927743337).

6064745631 is a wasteful number, since it uses less digits than its factorization.

6064745631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142808 (or 142784 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 6064745631 is about 77876.4767500431. The cubic root of 6064745631 is about 1823.6333679101.

The spelling of 6064745631 in words is "six billion, sixty-four million, seven hundred forty-five thousand, six hundred thirty-one".

Divisors: 1 3 7 17 21 49 51 119 147 289 357 833 867 2023 2499 6069 14161 42483 142757 428271 999299 2426869 2997897 6995093 7280607 16988083 20985279 41256773 50964249 118916581 123770319 288797411 356749743 866392233 2021581877 6064745631