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3161465132 = 227112909469
BaseRepresentation
bin1011110001110000…
…0010000100101100
322011022212001212012
42330130002010230
522433313341012
61241413100352
7141226003340
oct27434020454
98138761765
103161465132
111382623601
127429276b8
133b4c98b37
1421dc37620
1513783a622
hexbc70212c

3161465132 has 12 divisors (see below), whose sum is σ = 6322930320. Its totient is φ = 1354913616.

The previous prime is 3161465077. The next prime is 3161465137. The reversal of 3161465132 is 2315641613.

3161465132 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3161465137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56454707 + ... + 56454762.

It is an arithmetic number, because the mean of its divisors is an integer number (526910860).

Almost surely, 23161465132 is an apocalyptic number.

It is an amenable number.

3161465132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3161465132 is a wasteful number, since it uses less digits than its factorization.

3161465132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112909480 (or 112909478 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 3161465132 is about 56226.9075443421. The cubic root of 3161465132 is about 1467.6735427976.

The spelling of 3161465132 in words is "three billion, one hundred sixty-one million, four hundred sixty-five thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 112909469 225818938 451637876 790366283 1580732566 3161465132