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120275153 = 17324481
BaseRepresentation
bin1110010101101…
…00000011010001
322101022121111022
413022310003101
5221242301103
615533525225
72660215265
oct712640321
9271277438
10120275153
116198a559
1234343815
131bbc223b
1411d8c0a5
15a85c138
hex72b40d1

120275153 has 8 divisors (see below), whose sum is σ = 127796040. Its totient is φ = 113195520.

The previous prime is 120275131. The next prime is 120275159. The reversal of 120275153 is 351572021.

It can be written as a sum of positive squares in 4 ways, for example, as 1203409 + 119071744 = 1097^2 + 10912^2 .

It is not a de Polignac number, because 120275153 - 210 = 120274129 is a prime.

It is a super-2 number, since 2×1202751532 = 28932224858346818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120275159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7328 + ... + 17153.

It is an arithmetic number, because the mean of its divisors is an integer number (15974505).

Almost surely, 2120275153 is an apocalyptic number.

It is an amenable number.

120275153 is a deficient number, since it is larger than the sum of its proper divisors (7520887).

120275153 is an frugal number, since it uses more digits than its factorization.

120275153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24532 (or 24498 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 120275153 is about 10967.0029178441. The cubic root of 120275153 is about 493.6191191206.

The spelling of 120275153 in words is "one hundred twenty million, two hundred seventy-five thousand, one hundred fifty-three".

Divisors: 1 17 289 4913 24481 416177 7075009 120275153