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120115053 = 3213346117
BaseRepresentation
bin1110010100011…
…00111101101101
322101000110212200
413022030331231
5221222140203
615530252113
72655650442
oct712147555
9271013780
10120115053
1161890243
1234287039
131bb673c6
1411d499c9
15a8299a3
hex728cf6d

120115053 has 6 divisors (see below), whose sum is σ = 173499534. Its totient is φ = 80076696.

The previous prime is 120114991. The next prime is 120115069. The reversal of 120115053 is 350511021.

It can be written as a sum of positive squares in only one way, i.e., 111576969 + 8538084 = 10563^2 + 2922^2 .

It is not a de Polignac number, because 120115053 - 29 = 120114541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120115153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6673050 + ... + 6673067.

It is an arithmetic number, because the mean of its divisors is an integer number (28916589).

Almost surely, 2120115053 is an apocalyptic number.

It is an amenable number.

120115053 is a deficient number, since it is larger than the sum of its proper divisors (53384481).

120115053 is a wasteful number, since it uses less digits than its factorization.

120115053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13346123 (or 13346120 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 120115053 is about 10959.7013189229. The cubic root of 120115053 is about 493.4000006791.

Adding to 120115053 its reverse (350511021), we get a palindrome (470626074).

The spelling of 120115053 in words is "one hundred twenty million, one hundred fifteen thousand, fifty-three".

Divisors: 1 3 9 13346117 40038351 120115053