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133456092 = 223711971489
BaseRepresentation
bin1111111010001…
…10000011011100
3100022010021100020
413331012003130
5233131043332
621124232140
73210233550
oct775060334
9308107306
10133456092
11693725a0
123883b650
1321858903
1413a1d860
15bab282c
hex7f460dc

133456092 has 96 divisors (see below), whose sum is σ = 392501760. Its totient is φ = 34283520.

The previous prime is 133456091. The next prime is 133456111. The reversal of 133456092 is 290654331.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133456091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88884 + ... + 90372.

It is an arithmetic number, because the mean of its divisors is an integer number (4088560).

Almost surely, 2133456092 is an apocalyptic number.

133456092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133456092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196250880).

133456092 is an abundant number, since it is smaller than the sum of its proper divisors (259045668).

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

133456092 is a wasteful number, since it uses less digits than its factorization.

133456092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611 (or 1609 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 133456092 is about 11552.3197670425. The cubic root of 133456092 is about 511.0296920437.

The spelling of 133456092 in words is "one hundred thirty-three million, four hundred fifty-six thousand, ninety-two".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 77 84 97 132 154 194 231 291 308 388 462 582 679 924 1067 1164 1358 1489 2037 2134 2716 2978 3201 4074 4268 4467 5956 6402 7469 8148 8934 10423 12804 14938 16379 17868 20846 22407 29876 31269 32758 41692 44814 49137 62538 65516 89628 98274 114653 125076 144433 196548 229306 288866 343959 433299 458612 577732 687918 866598 1011031 1375836 1588763 1733196 2022062 3033093 3177526 4044124 4766289 6066186 6355052 9532578 11121341 12132372 19065156 22242682 33364023 44485364 66728046 133456092