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133364215 = 5111723879
BaseRepresentation
bin1111111001011…
…11100111110111
3100021221121022101
413330233213313
5233120123330
621122242531
73206401645
oct774574767
9307847271
10133364215
116930a566
12387b6447
1321825b4a
14139d8195
15ba954ca
hex7f2f9f7

133364215 has 8 divisors (see below), whose sum is σ = 160187040. Its totient is φ = 106591392.

The previous prime is 133364213. The next prime is 133364221. The reversal of 133364215 is 512463331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133364215 - 21 = 133364213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133364213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6355 + ... + 17524.

It is an arithmetic number, because the mean of its divisors is an integer number (20023380).

Almost surely, 2133364215 is an apocalyptic number.

133364215 is a deficient number, since it is larger than the sum of its proper divisors (26822825).

133364215 is a wasteful number, since it uses less digits than its factorization.

133364215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25001.

The product of its digits is 6480, while the sum is 28.

The square root of 133364215 is about 11548.3425217648. The cubic root of 133364215 is about 510.9123934051.

The spelling of 133364215 in words is "one hundred thirty-three million, three hundred sixty-four thousand, two hundred fifteen".

Divisors: 1 5 1117 5585 23879 119395 26672843 133364215