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133132382385 = 3589121781943
BaseRepresentation
bin111101111111101001…
…1101111000010110001
3110201122020001202110020
41323333103233002301
54140123342214020
6141054332554053
712422100402342
oct1737723570261
9421566052406
10133132382385
1151508839402
1221975922929
13c728b2a032
14662d4d20c9
1536e2d56c40
hex1eff4ef0b1

133132382385 has 32 divisors (see below), whose sum is σ = 215584830720. Its totient is φ = 70147596288.

The previous prime is 133132382359. The next prime is 133132382401. The reversal of 133132382385 is 583283231331.

It is a happy number.

It is not a de Polignac number, because 133132382385 - 212 = 133132378289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1583724 + ... + 1665666.

It is an arithmetic number, because the mean of its divisors is an integer number (6737025960).

Almost surely, 2133132382385 is an apocalyptic number.

133132382385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133132382385 is a deficient number, since it is larger than the sum of its proper divisors (82452448335).

133132382385 is a wasteful number, since it uses less digits than its factorization.

133132382385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83257.

The product of its digits is 311040, while the sum is 42.

The spelling of 133132382385 in words is "one hundred thirty-three billion, one hundred thirty-two million, three hundred eighty-two thousand, three hundred eighty-five".

Divisors: 1 3 5 15 89 267 445 1217 1335 3651 6085 18255 81943 108313 245829 324939 409715 541565 1229145 1624695 7292927 21878781 36464635 99724631 109393905 299173893 498623155 1495869465 8875492159 26626476477 44377460795 133132382385