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33079020 = 22351342409
BaseRepresentation
bin111111000101…
…1111011101100
32022020120212220
41332023323230
531432012040
63140555340
7551111202
oct176137354
968216786
1033079020
1117743837
12b0b2b50
136b125b0
144571072
152d862d0
hex1f8beec

33079020 has 48 divisors (see below), whose sum is σ = 99748320. Its totient is φ = 8142336.

The previous prime is 33079009. The next prime is 33079027. The reversal of 33079020 is 2097033.

It is not an unprimeable number, because it can be changed into a prime (33079027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20425 + ... + 21984.

It is an arithmetic number, because the mean of its divisors is an integer number (2078090).

Almost surely, 233079020 is an apocalyptic number.

33079020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33079020 is an abundant number, since it is smaller than the sum of its proper divisors (66669300).

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

33079020 is a wasteful number, since it uses less digits than its factorization.

33079020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42434 (or 42432 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 33079020 is about 5751.4363423409. The cubic root of 33079020 is about 321.0092484792.

The spelling of 33079020 in words is "thirty-three million, seventy-nine thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 195 260 390 780 42409 84818 127227 169636 212045 254454 424090 508908 551317 636135 848180 1102634 1272270 1653951 2205268 2544540 2756585 3307902 5513170 6615804 8269755 11026340 16539510 33079020