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133053207 = 376335867
BaseRepresentation
bin1111110111000…
…11101100010111
3100021100210200120
413323203230113
5233030200312
621111443023
73203635140
oct773435427
9307323616
10133053207
1169117931
1238686473
1321747411
1413956ac7
15ba3328c
hex7ee3b17

133053207 has 8 divisors (see below), whose sum is σ = 202747776. Its totient is φ = 76030392.

The previous prime is 133053187. The next prime is 133053211. The reversal of 133053207 is 702350331.

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

It is not a de Polignac number, because 133053207 - 28 = 133052951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133053607) 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, 3167913 + ... + 3167954.

It is an arithmetic number, because the mean of its divisors is an integer number (25343472).

Almost surely, 2133053207 is an apocalyptic number.

133053207 is a deficient number, since it is larger than the sum of its proper divisors (69694569).

133053207 is an equidigital number, since it uses as much as digits as its factorization.

133053207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6335877.

The product of its (nonzero) digits is 1890, while the sum is 24.

The square root of 133053207 is about 11534.8691800124. The cubic root of 133053207 is about 510.5149316633.

The spelling of 133053207 in words is "one hundred thirty-three million, fifty-three thousand, two hundred seven".

Divisors: 1 3 7 21 6335867 19007601 44351069 133053207