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10030685 = 57286591
BaseRepresentation
bin100110010000…
…111001011101
3200212121111212
4212100321131
510031440220
6554554205
7151154660
oct46207135
920777455
1010030685
115731225
123438965
132102822
1414916d7
15d320c5
hex990e5d

10030685 has 8 divisors (see below), whose sum is σ = 13756416. Its totient is φ = 6878160.

The previous prime is 10030679. The next prime is 10030687. The reversal of 10030685 is 58603001.

10030685 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 10030685 - 210 = 10029661 is a prime.

It is a super-2 number, since 2×100306852 = 201229283138450, which contains 22 as substring.

It is a Duffinian number.

10030685 is strictly pandigital in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 10030685.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030687) 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, 143261 + ... + 143330.

It is an arithmetic number, because the mean of its divisors is an integer number (1719552).

Almost surely, 210030685 is an apocalyptic number.

It is an amenable number.

10030685 is a deficient number, since it is larger than the sum of its proper divisors (3725731).

10030685 is an equidigital number, since it uses as much as digits as its factorization.

10030685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286603.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 10030685 is about 3167.1256684887. The cubic root of 10030685 is about 215.6636067538.

Adding to 10030685 its reverse (58603001), we get a palindrome (68633686).

The spelling of 10030685 in words is "ten million, thirty thousand, six hundred eighty-five".

Divisors: 1 5 7 35 286591 1432955 2006137 10030685