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532120772 = 22886115013
BaseRepresentation
bin11111101101111…
…000010011000100
31101002021112110202
4133231320103010
52042210331042
6124445110032
716120644341
oct3755702304
91332245422
10532120772
11253406237
1212a258318
1386320481
14509577c8
1531ab0632
hex1fb784c4

532120772 has 12 divisors (see below), whose sum is σ = 931378476. Its totient is φ = 266012640.

The previous prime is 532120747. The next prime is 532120777. The reversal of 532120772 is 277021235.

It can be written as a sum of positive squares in 2 ways, for example, as 477597316 + 54523456 = 21854^2 + 7384^2 .

It is not an unprimeable number, because it can be changed into a prime (532120777) 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, 27938 + ... + 42950.

It is an arithmetic number, because the mean of its divisors is an integer number (77614873).

Almost surely, 2532120772 is an apocalyptic number.

It is an amenable number.

532120772 is a deficient number, since it is larger than the sum of its proper divisors (399257704).

532120772 is a wasteful number, since it uses less digits than its factorization.

532120772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23878 (or 23876 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 532120772 is about 23067.7431059044. The cubic root of 532120772 is about 810.3452128086.

The spelling of 532120772 in words is "five hundred thirty-two million, one hundred twenty thousand, seven hundred seventy-two".

Divisors: 1 2 4 8861 15013 17722 30026 35444 60052 133030193 266060386 532120772