Search a number
-
+
10709825 = 527193221
BaseRepresentation
bin101000110110…
…101101000001
3202011010010012
4220312231001
510220203300
61021314305
7160013660
oct50665501
922133105
1010709825
1160554a5
123705995
1322ac999
1415cadd7
15e18435
hexa36b41

10709825 has 24 divisors (see below), whose sum is σ = 15981120. Its totient is φ = 6955200.

The previous prime is 10709821. The next prime is 10709827. The reversal of 10709825 is 52890701.

It is not a de Polignac number, because 10709825 - 22 = 10709821 is a prime.

It is a super-2 number, since 2×107098252 = 229400703061250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10709791 and 10709800.

It is not an unprimeable number, because it can be changed into a prime (10709821) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1715 + ... + 4935.

It is an arithmetic number, because the mean of its divisors is an integer number (665880).

Almost surely, 210709825 is an apocalyptic number.

It is an amenable number.

10709825 is a deficient number, since it is larger than the sum of its proper divisors (5271295).

10709825 is a wasteful number, since it uses less digits than its factorization.

10709825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3257 (or 3252 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 10709825 is about 3272.5868972420. The cubic root of 10709825 is about 220.4249705734.

The spelling of 10709825 in words is "ten million, seven hundred nine thousand, eight hundred twenty-five".

Divisors: 1 5 7 19 25 35 95 133 175 475 665 3221 3325 16105 22547 61199 80525 112735 305995 428393 563675 1529975 2141965 10709825