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120233085 = 3571145077
BaseRepresentation
bin1110010101010…
…01110001111101
322101020110210020
413022221301331
5221234424320
615533002353
72656651530
oct712516175
9271213706
10120233085
1161960995
12343233b9
131bba904b
1411d7aa17
15a84e940
hex72a9c7d

120233085 has 16 divisors (see below), whose sum is σ = 219854976. Its totient is φ = 54963648.

The previous prime is 120233063. The next prime is 120233089. The reversal of 120233085 is 580332021.

It is not a de Polignac number, because 120233085 - 26 = 120233021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120233089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 572434 + ... + 572643.

It is an arithmetic number, because the mean of its divisors is an integer number (13740936).

Almost surely, 2120233085 is an apocalyptic number.

120233085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120233085 is a deficient number, since it is larger than the sum of its proper divisors (99621891).

120233085 is a wasteful number, since it uses less digits than its factorization.

120233085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145092.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 120233085 is about 10965.0848149935. The cubic root of 120233085 is about 493.5615622324.

The spelling of 120233085 in words is "one hundred twenty million, two hundred thirty-three thousand, eighty-five".

Divisors: 1 3 5 7 15 21 35 105 1145077 3435231 5725385 8015539 17176155 24046617 40077695 120233085