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133860948 = 22313858083
BaseRepresentation
bin1111111101010…
…00111001010100
3100022212211200220
413332220321110
5233232022243
621141034340
73213541104
oct776507124
9308784626
10133860948
1169619791
12389b59b0
132196ac80
1413ac7204
15bb42783
hex7fa8e54

133860948 has 24 divisors (see below), whose sum is σ = 336368928. Its totient is φ = 41187936.

The previous prime is 133860929. The next prime is 133860953. The reversal of 133860948 is 849068331.

It is a happy number.

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, 428886 + ... + 429197.

It is an arithmetic number, because the mean of its divisors is an integer number (14015372).

Almost surely, 2133860948 is an apocalyptic number.

It is an amenable number.

133860948 is an abundant number, since it is smaller than the sum of its proper divisors (202507980).

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

133860948 is a wasteful number, since it uses less digits than its factorization.

133860948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858103 (or 858101 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 133860948 is about 11569.8292122226. The cubic root of 133860948 is about 511.5459281912.

The spelling of 133860948 in words is "one hundred thirty-three million, eight hundred sixty thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 858083 1716166 2574249 3432332 5148498 10296996 11155079 22310158 33465237 44620316 66930474 133860948