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120383268 = 22310031939
BaseRepresentation
bin1110010110011…
…10011100100100
322101112002210120
413023032130210
5221304231033
615540121540
72661145425
oct713163444
9271462716
10120383268
1161a53805
12343962b0
131bc2c505
1411db964c
15a87e1b3
hex72ce724

120383268 has 12 divisors (see below), whose sum is σ = 280894320. Its totient is φ = 40127752.

The previous prime is 120383231. The next prime is 120383287. The reversal of 120383268 is 862383021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5015958 + ... + 5015981.

It is an arithmetic number, because the mean of its divisors is an integer number (23407860).

Almost surely, 2120383268 is an apocalyptic number.

It is an amenable number.

120383268 is an abundant number, since it is smaller than the sum of its proper divisors (160511052).

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

120383268 is a wasteful number, since it uses less digits than its factorization.

120383268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10031946 (or 10031944 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 120383268 is about 10971.9309148390. The cubic root of 120383268 is about 493.7669791095.

The spelling of 120383268 in words is "one hundred twenty million, three hundred eighty-three thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 12 10031939 20063878 30095817 40127756 60191634 120383268