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133501742 = 21119131771
BaseRepresentation
bin1111111010100…
…01001100101110
3100022012120221222
413331101030232
5233134023432
621125223342
73210513623
oct775211456
9308176858
10133501742
11693a3920
1238861b52
132187361a
1413a3234a
15bac1112
hex7f5132e

133501742 has 16 divisors (see below), whose sum is σ = 219608064. Its totient is φ = 60363000.

The previous prime is 133501681. The next prime is 133501769. The reversal of 133501742 is 247105331.

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, 11684 + ... + 20087.

It is an arithmetic number, because the mean of its divisors is an integer number (13725504).

Almost surely, 2133501742 is an apocalyptic number.

133501742 is a deficient number, since it is larger than the sum of its proper divisors (86106322).

133501742 is a wasteful number, since it uses less digits than its factorization.

133501742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31975.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 133501742 is about 11554.2953917580. The cubic root of 133501742 is about 511.0879530185.

The spelling of 133501742 in words is "one hundred thirty-three million, five hundred one thousand, seven hundred forty-two".

Divisors: 1 2 11 22 191 382 2101 4202 31771 63542 349481 698962 6068261 12136522 66750871 133501742