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120130004 = 22239125659
BaseRepresentation
bin1110010100100…
…00100111010100
322101001020101102
413022100213110
5221223130004
615530445232
72656042151
oct712204724
9271036342
10120130004
11618a04a5
1234293818
131bb71157
1411d51228
15a82e11e
hex72909d4

120130004 has 12 divisors (see below), whose sum is σ = 211108800. Its totient is φ = 59813208.

The previous prime is 120130001. The next prime is 120130019. The reversal of 120130004 is 400031021.

It is a happy number.

It is a super-2 number, since 2×1201300042 = 28862435722080032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120130001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61874 + ... + 63785.

It is an arithmetic number, because the mean of its divisors is an integer number (17592400).

Almost surely, 2120130004 is an apocalyptic number.

It is an amenable number.

120130004 is a deficient number, since it is larger than the sum of its proper divisors (90978796).

120130004 is a wasteful number, since it uses less digits than its factorization.

120130004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125902 (or 125900 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 120130004 is about 10960.3833874550. The cubic root of 120130004 is about 493.4204713784.

Adding to 120130004 its reverse (400031021), we get a palindrome (520161025).

The spelling of 120130004 in words is "one hundred twenty million, one hundred thirty thousand, four".

Divisors: 1 2 4 239 478 956 125659 251318 502636 30032501 60065002 120130004