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120471412 = 2231795009
BaseRepresentation
bin1110010111000…
…11111101110100
322101200120201011
413023203331310
5221320041122
615542042004
72661663415
oct713437564
9271616634
10120471412
1162003a56
1234419304
131bc60679
1411ddd80c
15a89a377
hex72e3f74

120471412 has 12 divisors (see below), whose sum is σ = 211492260. Its totient is φ = 60045056.

The previous prime is 120471391. The next prime is 120471413. The reversal of 120471412 is 214174021.

It can be written as a sum of positive squares in 2 ways, for example, as 19589476 + 100881936 = 4426^2 + 10044^2 .

It is a super-2 number, since 2×1204714122 = 29026722218547488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120471413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46237 + ... + 48772.

It is an arithmetic number, because the mean of its divisors is an integer number (17624355).

Almost surely, 2120471412 is an apocalyptic number.

It is an amenable number.

120471412 is a deficient number, since it is larger than the sum of its proper divisors (91020848).

120471412 is a wasteful number, since it uses less digits than its factorization.

120471412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95330 (or 95328 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 120471412 is about 10975.9469750906. The cubic root of 120471412 is about 493.8874609099.

The spelling of 120471412 in words is "one hundred twenty million, four hundred seventy-one thousand, four hundred twelve".

Divisors: 1 2 4 317 634 1268 95009 190018 380036 30117853 60235706 120471412