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120010120 = 23529103457
BaseRepresentation
bin1110010011100…
…11010110001000
322100211010221021
413021303112020
5221210310440
615524122224
72655032506
oct711632610
9270733837
10120010120
116181941a
1234236374
131bb2b709
1411d1d676
15a80884a
hex7273588

120010120 has 32 divisors (see below), whose sum is σ = 279336600. Its totient is φ = 46348288.

The previous prime is 120010109. The next prime is 120010153. The reversal of 120010120 is 21010021.

It can be written as a sum of positive squares in 4 ways, for example, as 87497316 + 32512804 = 9354^2 + 5702^2 .

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, 50569 + ... + 52888.

Almost surely, 2120010120 is an apocalyptic number.

120010120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120010120 is an abundant number, since it is smaller than the sum of its proper divisors (159326480).

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

120010120 is a wasteful number, since it uses less digits than its factorization.

120010120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103497 (or 103493 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 120010120 is about 10954.9130530552. The cubic root of 120010120 is about 493.2562800687.

Adding to 120010120 its reverse (21010021), we get a palindrome (141020141).

Subtracting from 120010120 its reverse (21010021), we obtain a palindrome (99000099).

The spelling of 120010120 in words is "one hundred twenty million, ten thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 29 40 58 116 145 232 290 580 1160 103457 206914 413828 517285 827656 1034570 2069140 3000253 4138280 6000506 12001012 15001265 24002024 30002530 60005060 120010120