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120232042 = 2743199721
BaseRepresentation
bin1110010101010…
…01100001101010
322101020102100121
413022221201222
5221234411132
615532553454
72656645510
oct712514152
9271212317
10120232042
1161960127
123432288a
131bba8728
1411d7a4b0
15a84e497
hex72a986a

120232042 has 16 divisors (see below), whose sum is σ = 210906432. Its totient is φ = 50329440.

The previous prime is 120232031. The next prime is 120232051. The reversal of 120232042 is 240232021.

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, 99259 + ... + 100462.

It is an arithmetic number, because the mean of its divisors is an integer number (13181652).

Almost surely, 2120232042 is an apocalyptic number.

120232042 is a deficient number, since it is larger than the sum of its proper divisors (90674390).

120232042 is a wasteful number, since it uses less digits than its factorization.

120232042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199773.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 120232042 is about 10965.0372548387. The cubic root of 120232042 is about 493.5601350429.

Adding to 120232042 its reverse (240232021), we get a palindrome (360464063).

The spelling of 120232042 in words is "one hundred twenty million, two hundred thirty-two thousand, forty-two".

Divisors: 1 2 7 14 43 86 301 602 199721 399442 1398047 2796094 8588003 17176006 60116021 120232042