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120913206 = 2331650071
BaseRepresentation
bin1110011010011…
…11110100110110
322102112000201220
413031033310312
5221423210311
615555331210
72665513431
oct715176466
9272460656
10120913206
1162285977
12345b0b06
131c08679b
14120b6818
15a936206
hex734fd36

120913206 has 16 divisors (see below), whose sum is σ = 249627648. Its totient is φ = 39004200.

The previous prime is 120913183. The next prime is 120913211. The reversal of 120913206 is 602319021.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 324850 + ... + 325221.

It is an arithmetic number, because the mean of its divisors is an integer number (15601728).

Almost surely, 2120913206 is an apocalyptic number.

120913206 is an abundant number, since it is smaller than the sum of its proper divisors (128714442).

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

120913206 is a wasteful number, since it uses less digits than its factorization.

120913206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650107.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 120913206 is about 10996.0541104525. The cubic root of 120913206 is about 494.4904541324.

The spelling of 120913206 in words is "one hundred twenty million, nine hundred thirteen thousand, two hundred six".

Divisors: 1 2 3 6 31 62 93 186 650071 1300142 1950213 3900426 20152201 40304402 60456603 120913206