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120525061 = 472564363
BaseRepresentation
bin1110010111100…
…01000100000101
322101210022022011
413023301010011
5221323300221
615543134221
72662306006
oct713610405
9271708264
10120525061
1162040298
1234444371
131bc7bc07
14120151ad
15a8ab1e1
hex72f1105

120525061 has 4 divisors (see below), whose sum is σ = 123089472. Its totient is φ = 117960652.

The previous prime is 120525059. The next prime is 120525089. The reversal of 120525061 is 160525021.

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 a cyclic number.

It is not a de Polignac number, because 120525061 - 21 = 120525059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120525091) 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, 1282135 + ... + 1282228.

It is an arithmetic number, because the mean of its divisors is an integer number (30772368).

Almost surely, 2120525061 is an apocalyptic number.

It is an amenable number.

120525061 is a deficient number, since it is larger than the sum of its proper divisors (2564411).

120525061 is an equidigital number, since it uses as much as digits as its factorization.

120525061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2564410.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 120525061 is about 10978.3906379760. The cubic root of 120525061 is about 493.9607636012.

The spelling of 120525061 in words is "one hundred twenty million, five hundred twenty-five thousand, sixty-one".

Divisors: 1 47 2564363 120525061