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120112402 = 2139432059
BaseRepresentation
bin1110010100011…
…00010100010010
322101000100020111
413022030110102
5221222044102
615530231534
72655636634
oct712142422
9271010214
10120112402
1161889253
12342855aa
131bb66137
1411d48a54
15a828cd7
hex728c512

120112402 has 8 divisors (see below), whose sum is σ = 181465200. Its totient is φ = 59624004.

The previous prime is 120112387. The next prime is 120112457. The reversal of 120112402 is 204211021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1201124022 = 28853978228419208, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 215752 + ... + 216307.

It is an arithmetic number, because the mean of its divisors is an integer number (22683150).

Almost surely, 2120112402 is an apocalyptic number.

120112402 is a deficient number, since it is larger than the sum of its proper divisors (61352798).

120112402 is a wasteful number, since it uses less digits than its factorization.

120112402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432200.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 120112402 is about 10959.5803751786. The cubic root of 120112402 is about 493.3963707899.

Adding to 120112402 its reverse (204211021), we get a palindrome (324323423).

The spelling of 120112402 in words is "one hundred twenty million, one hundred twelve thousand, four hundred two".

Divisors: 1 2 139 278 432059 864118 60056201 120112402