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10315205 = 511318257
BaseRepresentation
bin100111010110…
…010111000101
3201102001210122
4213112113011
510120041310
61005031325
7153451325
oct47262705
921361718
1010315205
115905a6a
123555545
1321a2194
141527285
15d8b555
hex9d65c5

10315205 has 8 divisors (see below), whose sum is σ = 12488472. Its totient is φ = 8178688.

The previous prime is 10315199. The next prime is 10315211. The reversal of 10315205 is 50251301.

10315205 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10315199) and next prime (10315211).

It can be written as a sum of positive squares in 4 ways, for example, as 113569 + 10201636 = 337^2 + 3194^2 .

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 10315205 - 216 = 10249669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8564 + ... + 9693.

It is an arithmetic number, because the mean of its divisors is an integer number (1561059).

Almost surely, 210315205 is an apocalyptic number.

It is an amenable number.

10315205 is a deficient number, since it is larger than the sum of its proper divisors (2173267).

10315205 is a wasteful number, since it uses less digits than its factorization.

10315205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18375.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 10315205 is about 3211.7292849803. The cubic root of 10315205 is about 217.6837219850.

Adding to 10315205 its reverse (50251301), we get a palindrome (60566506).

The spelling of 10315205 in words is "ten million, three hundred fifteen thousand, two hundred five".

Divisors: 1 5 113 565 18257 91285 2063041 10315205