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120506132 = 22171924909
BaseRepresentation
bin1110010111011…
…00011100010100
322101202100100002
413023230130110
5221322144012
615542510432
72662166555
oct713543424
9271670302
10120506132
116202804a
1234435418
131bc73406
141200c32c
15a8a57c2
hex72ec714

120506132 has 36 divisors (see below), whose sum is σ = 235709460. Its totient is φ = 53713152.

The previous prime is 120506069. The next prime is 120506147. The reversal of 120506132 is 231605021.

It can be written as a sum of positive squares in 2 ways, for example, as 110796676 + 9709456 = 10526^2 + 3116^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22094 + ... + 27002.

It is an arithmetic number, because the mean of its divisors is an integer number (6547485).

Almost surely, 2120506132 is an apocalyptic number.

It is an amenable number.

120506132 is a deficient number, since it is larger than the sum of its proper divisors (115203328).

120506132 is a wasteful number, since it uses less digits than its factorization.

120506132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4968 (or 4947 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 120506132 is about 10977.5285014433. The cubic root of 120506132 is about 493.9349026647.

The spelling of 120506132 in words is "one hundred twenty million, five hundred six thousand, one hundred thirty-two".

Divisors: 1 2 4 17 19 34 38 68 76 323 361 646 722 1292 1444 4909 6137 9818 12274 19636 24548 83453 93271 166906 186542 333812 373084 1585607 1772149 3171214 3544298 6342428 7088596 30126533 60253066 120506132