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120468608 = 271325569
BaseRepresentation
bin1110010111000…
…11010010000000
322101200102212022
413023203102000
5221314443413
615542021012
72661652301
oct713432200
9271612768
10120468608
1162001937
1234417768
131bc5c300
1411ddc7a8
15a899608
hex72e3480

120468608 has 48 divisors (see below), whose sum is σ = 259924050. Its totient is φ = 55590912.

The previous prime is 120468589. The next prime is 120468617. The reversal of 120468608 is 806864021.

It can be written as a sum of positive squares in 3 ways, for example, as 40043584 + 80425024 = 6328^2 + 8968^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18848 + ... + 24416.

Almost surely, 2120468608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120468608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129962025).

120468608 is an abundant number, since it is smaller than the sum of its proper divisors (139455442).

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

120468608 is an equidigital number, since it uses as much as digits as its factorization.

120468608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5609 (or 5584 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 120468608 is about 10975.8192404941. The cubic root of 120468608 is about 493.8836290985.

The spelling of 120468608 in words is "one hundred twenty million, four hundred sixty-eight thousand, six hundred eight".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 128 169 208 338 416 676 832 1352 1664 2704 5408 5569 10816 11138 21632 22276 44552 72397 89104 144794 178208 289588 356416 579176 712832 941161 1158352 1882322 2316704 3764644 4633408 7529288 9266816 15058576 30117152 60234304 120468608