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3012120130 = 25301212013
BaseRepresentation
bin1011001110001001…
…0100111001000010
321202220211120000211
42303202110321002
522132100321010
61214520104334
7134433412225
oct26342247102
97686746024
103012120130
111306299488
127009050aa
13390069106
1420807d5bc
1512968a08a
hexb3894e42

3012120130 has 8 divisors (see below), whose sum is σ = 5421816252. Its totient is φ = 1204848048.

The previous prime is 3012120121. The next prime is 3012120143. The reversal of 3012120130 is 310212103.

It can be written as a sum of positive squares in 2 ways, for example, as 2977557489 + 34562641 = 54567^2 + 5879^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 3012120130.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150605997 + ... + 150606016.

Almost surely, 23012120130 is an apocalyptic number.

3012120130 is a deficient number, since it is larger than the sum of its proper divisors (2409696122).

3012120130 is a wasteful number, since it uses less digits than its factorization.

3012120130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301212020.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 3012120130 is about 54882.7853702780. The cubic root of 3012120130 is about 1444.1892108244.

Adding to 3012120130 its reverse (310212103), we get a palindrome (3322332233).

The spelling of 3012120130 in words is "three billion, twelve million, one hundred twenty thousand, one hundred thirty".

Divisors: 1 2 5 10 301212013 602424026 1506060065 3012120130