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10074681 = 325871907
BaseRepresentation
bin100110011011…
…101000111001
3200221211212100
4212123220321
510034342211
6555534013
7151430151
oct46335071
920854770
1010074681
115761291
12345a309
132119866
1414a3761
15d40156
hex99ba39

10074681 has 12 divisors (see below), whose sum is σ = 14584752. Its totient is φ = 6701496.

The previous prime is 10074679. The next prime is 10074689. The reversal of 10074681 is 18647001.

It is a happy number.

It is not a de Polignac number, because 10074681 - 21 = 10074679 is a prime.

It is a super-2 number, since 2×100746812 = 202998394503522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10074689) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 4330 + ... + 6236.

It is an arithmetic number, because the mean of its divisors is an integer number (1215396).

Almost surely, 210074681 is an apocalyptic number.

It is an amenable number.

10074681 is a deficient number, since it is larger than the sum of its proper divisors (4510071).

10074681 is a wasteful number, since it uses less digits than its factorization.

10074681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500 (or 2497 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 10074681 is about 3174.0637989807. The cubic root of 10074681 is about 215.9784572136.

The spelling of 10074681 in words is "ten million, seventy-four thousand, six hundred eighty-one".

Divisors: 1 3 9 587 1761 1907 5283 5721 17163 1119409 3358227 10074681