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120425120 = 2554431699
BaseRepresentation
bin1110010110110…
…00101010100000
322101121020012122
413023120222200
5221312100440
615541043412
72661411434
oct713305240
9271536178
10120425120
1161a821a2
12343b6568
131bc4558a
1411dca9c4
15a88b7b5
hex72d8aa0

120425120 has 48 divisors (see below), whose sum is σ = 285314400. Its totient is φ = 48033024.

The previous prime is 120425119. The next prime is 120425131. The reversal of 120425120 is 21524021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70031 + ... + 71729.

It is an arithmetic number, because the mean of its divisors is an integer number (5944050).

Almost surely, 2120425120 is an apocalyptic number.

120425120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120425120 is an abundant number, since it is smaller than the sum of its proper divisors (164889280).

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

120425120 is a wasteful number, since it uses less digits than its factorization.

120425120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2157 (or 2149 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 120425120 is about 10973.8379794856. The cubic root of 120425120 is about 493.8241928781.

Adding to 120425120 its reverse (21524021), we get a palindrome (141949141).

The spelling of 120425120 in words is "one hundred twenty million, four hundred twenty-five thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 443 886 1699 1772 2215 3398 3544 4430 6796 7088 8495 8860 13592 14176 16990 17720 27184 33980 35440 54368 67960 70880 135920 271840 752657 1505314 3010628 3763285 6021256 7526570 12042512 15053140 24085024 30106280 60212560 120425120