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10030287 = 310731247
BaseRepresentation
bin100110010000…
…110011001111
3200212120222010
4212100303033
510031432122
6554552303
7151153551
oct46206317
920776863
1010030287
1157309a3
123438693
1321025a7
1414914d1
15d31e0c
hex990ccf

10030287 has 8 divisors (see below), whose sum is σ = 13499136. Its totient is φ = 6624152.

The previous prime is 10030283. The next prime is 10030313. The reversal of 10030287 is 78203001.

10030287 is digitally balanced in base 2, because in such base 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 a cyclic number.

It is not a de Polignac number, because 10030287 - 22 = 10030283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030283) 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, 15303 + ... + 15944.

It is an arithmetic number, because the mean of its divisors is an integer number (1687392).

Almost surely, 210030287 is an apocalyptic number.

10030287 is a deficient number, since it is larger than the sum of its proper divisors (3468849).

10030287 is a wasteful number, since it uses less digits than its factorization.

10030287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31357.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 10030287 is about 3167.0628348677. The cubic root of 10030287 is about 215.6607543314.

Adding to 10030287 its reverse (78203001), we get a palindrome (88233288).

The spelling of 10030287 in words is "ten million, thirty thousand, two hundred eighty-seven".

Divisors: 1 3 107 321 31247 93741 3343429 10030287