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15830068 = 2225115767
BaseRepresentation
bin111100011000…
…110000110100
31002210020202211
4330120300310
513023030233
61323143204
7251360542
oct74306064
932706684
1015830068
118a32401
125374b04
133383407
142160d92
1515ca5cd
hexf18c34

15830068 has 12 divisors (see below), whose sum is σ = 27814752. Its totient is φ = 7883000.

The previous prime is 15830051. The next prime is 15830069. The reversal of 15830068 is 86003851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15830069) by changing a digit.

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, 6880 + ... + 8887.

It is an arithmetic number, because the mean of its divisors is an integer number (2317896).

Almost surely, 215830068 is an apocalyptic number.

It is an amenable number.

15830068 is a deficient number, since it is larger than the sum of its proper divisors (11984684).

15830068 is a wasteful number, since it uses less digits than its factorization.

15830068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16022 (or 16020 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 15830068 is about 3978.7017983257. The cubic root of 15830068 is about 251.0889459005.

The spelling of 15830068 in words is "fifteen million, eight hundred thirty thousand, sixty-eight".

Divisors: 1 2 4 251 502 1004 15767 31534 63068 3957517 7915034 15830068