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133962164 = 2275390271
BaseRepresentation
bin1111111110000…
…01100110110100
3100100001222112122
413333001212310
5233243242124
621143135112
73214442150
oct777014664
9310058478
10133962164
1169688836
1238a44498
13219a506b
1413b12060
15bb6275e
hex7fc19b4

133962164 has 24 divisors (see below), whose sum is σ = 272982528. Its totient is φ = 56328480.

The previous prime is 133962137. The next prime is 133962197. The reversal of 133962164 is 461269331.

It is a happy number.

133962164 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1339621642 = 35891722767125792, 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, 43652 + ... + 46619.

It is an arithmetic number, because the mean of its divisors is an integer number (11374272).

Almost surely, 2133962164 is an apocalyptic number.

133962164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

133962164 is an abundant number, since it is smaller than the sum of its proper divisors (139020364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133962164 is a wasteful number, since it uses less digits than its factorization.

133962164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90335 (or 90333 counting only the distinct ones).

The product of its digits is 23328, while the sum is 35.

The square root of 133962164 is about 11574.2025211243. The cubic root of 133962164 is about 511.6748270947.

The spelling of 133962164 in words is "one hundred thirty-three million, nine hundred sixty-two thousand, one hundred sixty-four".

Divisors: 1 2 4 7 14 28 53 106 212 371 742 1484 90271 180542 361084 631897 1263794 2527588 4784363 9568726 19137452 33490541 66981082 133962164