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120426724 = 221113612011
BaseRepresentation
bin1110010110110…
…01000011100100
322101121022102001
413023121003210
5221312123344
615541055044
72661416215
oct713310344
9271538361
10120426724
1161a83420
12343b7484
131bc46222
1411dcb40c
15a88bed4
hex72d90e4

120426724 has 24 divisors (see below), whose sum is σ = 230188896. Its totient is φ = 54672000.

The previous prime is 120426707. The next prime is 120426833. The reversal of 120426724 is 427624021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120426692 and 120426701.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 58879 + ... + 60889.

It is an arithmetic number, because the mean of its divisors is an integer number (9591204).

Almost surely, 2120426724 is an apocalyptic number.

It is an amenable number.

120426724 is a deficient number, since it is larger than the sum of its proper divisors (109762172).

120426724 is a wasteful number, since it uses less digits than its factorization.

120426724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3387 (or 3385 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 120426724 is about 10973.9110621510. The cubic root of 120426724 is about 493.8263853622.

The spelling of 120426724 in words is "one hundred twenty million, four hundred twenty-six thousand, seven hundred twenty-four".

Divisors: 1 2 4 11 22 44 1361 2011 2722 4022 5444 8044 14971 22121 29942 44242 59884 88484 2736971 5473942 10947884 30106681 60213362 120426724