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120125793 = 340041931
BaseRepresentation
bin1110010100011…
…11100101100001
322101001000121110
413022033211201
5221223011133
615530413533
72656023654
oct712174541
9271030543
10120125793
1161898317
12342912a9
131bb6c268
1411d4d89b
15a82cc63
hex728f961

120125793 has 4 divisors (see below), whose sum is σ = 160167728. Its totient is φ = 80083860.

The previous prime is 120125783. The next prime is 120125827. The reversal of 120125793 is 397521021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 120125793 - 212 = 120121697 is a prime.

It is a super-2 number, since 2×1201257932 = 28860412287757698, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120125793.

It is not an unprimeable number, because it can be changed into a prime (120125773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20020963 + ... + 20020968.

It is an arithmetic number, because the mean of its divisors is an integer number (40041932).

Almost surely, 2120125793 is an apocalyptic number.

It is an amenable number.

120125793 is a deficient number, since it is larger than the sum of its proper divisors (40041935).

120125793 is an equidigital number, since it uses as much as digits as its factorization.

120125793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40041934.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 120125793 is about 10960.1912848271. The cubic root of 120125793 is about 493.4147059081.

The spelling of 120125793 in words is "one hundred twenty million, one hundred twenty-five thousand, seven hundred ninety-three".

Divisors: 1 3 40041931 120125793