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10806325 = 523131381
BaseRepresentation
bin101001001110…
…010000110101
3202100000111021
4221032100311
510231300300
61023341141
7160565215
oct51162065
922300437
1010806325
116110a52
1237517b1
13231489a
141614245
15e36d1a
hexa4e435

10806325 has 12 divisors (see below), whose sum is σ = 13452388. Its totient is φ = 8611200.

The previous prime is 10806311. The next prime is 10806337. The reversal of 10806325 is 52360801.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 2643876 + 8162449 = 1626^2 + 2857^2 .

It is not a de Polignac number, because 10806325 - 213 = 10798133 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10806325.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7135 + ... + 8515.

Almost surely, 210806325 is an apocalyptic number.

It is an amenable number.

10806325 is a deficient number, since it is larger than the sum of its proper divisors (2646063).

10806325 is a wasteful number, since it uses less digits than its factorization.

10806325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704 (or 1699 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 10806325 is about 3287.2975222818. The cubic root of 10806325 is about 221.0850324219.

The spelling of 10806325 in words is "ten million, eight hundred six thousand, three hundred twenty-five".

Divisors: 1 5 25 313 1381 1565 6905 7825 34525 432253 2161265 10806325