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120090013 = 1943146989
BaseRepresentation
bin1110010100001…
…10110110011101
322100222012112021
413022012312131
5221220340023
615525540141
72655514441
oct712066635
9270865467
10120090013
116187344a
1234274651
131bb58ba4
1411d40821
15a82235d
hex7286d9d

120090013 has 8 divisors (see below), whose sum is σ = 129351200. Its totient is φ = 111122928.

The previous prime is 120090011. The next prime is 120090041. The reversal of 120090013 is 310090021.

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

It is a cyclic number.

It is not a de Polignac number, because 120090013 - 21 = 120090011 is a prime.

It is a super-2 number, since 2×1200900132 = 28843222444680338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120090011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72678 + ... + 74311.

It is an arithmetic number, because the mean of its divisors is an integer number (16168900).

Almost surely, 2120090013 is an apocalyptic number.

It is an amenable number.

120090013 is a deficient number, since it is larger than the sum of its proper divisors (9261187).

120090013 is a wasteful number, since it uses less digits than its factorization.

120090013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147051.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 120090013 is about 10958.5588924822. The cubic root of 120090013 is about 493.3657124576.

The spelling of 120090013 in words is "one hundred twenty million, ninety thousand, thirteen".

Divisors: 1 19 43 817 146989 2792791 6320527 120090013