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10136215 = 519234639
BaseRepresentation
bin100110101010…
…101010010111
3201001222021101
4212222222113
510043324330
61001130531
7152104435
oct46525227
921058241
1010136215
1157a3541
123489a47
13213b87b
1414bbd55
15d534ca
hex9aaa97

10136215 has 16 divisors (see below), whose sum is σ = 13363200. Its totient is φ = 7346592.

The previous prime is 10136207. The next prime is 10136221. The reversal of 10136215 is 51263101.

10136215 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 10136215 - 23 = 10136207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 10136192 and 10136201.

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 15 ways as a sum of consecutive naturals, for example, 135 + ... + 4504.

It is an arithmetic number, because the mean of its divisors is an integer number (835200).

Almost surely, 210136215 is an apocalyptic number.

10136215 is a deficient number, since it is larger than the sum of its proper divisors (3226985).

10136215 is a wasteful number, since it uses less digits than its factorization.

10136215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4686.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 10136215 is about 3183.7422948474. The cubic root of 10136215 is about 216.4172817711.

Adding to 10136215 its reverse (51263101), we get a palindrome (61399316).

The spelling of 10136215 in words is "ten million, one hundred thirty-six thousand, two hundred fifteen".

Divisors: 1 5 19 23 95 115 437 2185 4639 23195 88141 106697 440705 533485 2027243 10136215