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64141268 = 221091311123
BaseRepresentation
bin1111010010101…
…1011111010100
311110200201021112
43310223133110
5112410010033
610210434152
71406122532
oct364533724
9143621245
1064141268
113322a314
1219592958
1310399c19
148739152
15596ec48
hex3d2b7d4

64141268 has 24 divisors (see below), whose sum is σ = 114243360. Its totient is φ = 31505760.

The previous prime is 64141247. The next prime is 64141279. The reversal of 64141268 is 86214146.

It is a super-2 number, since 2×641412682 = 8228204521295648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56555 + ... + 57677.

It is an arithmetic number, because the mean of its divisors is an integer number (4760140).

Almost surely, 264141268 is an apocalyptic number.

It is an amenable number.

64141268 is a deficient number, since it is larger than the sum of its proper divisors (50102092).

64141268 is a wasteful number, since it uses less digits than its factorization.

64141268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367 (or 1365 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 64141268 is about 8008.8243831414. The cubic root of 64141268 is about 400.2940920550.

The spelling of 64141268 in words is "sixty-four million, one hundred forty-one thousand, two hundred sixty-eight".

Divisors: 1 2 4 109 131 218 262 436 524 1123 2246 4492 14279 28558 57116 122407 147113 244814 294226 489628 588452 16035317 32070634 64141268