[go: up one dir, main page]

Search a number
-
+
10668807 = 33395141
BaseRepresentation
bin101000101100…
…101100000111
3202002000212000
4220230230013
510212400212
61020400343
7156453252
oct50545407
922060760
1010668807
1160276a6
1236a60b3
132297106
1415ba099
15e0b1dc
hexa2cb07

10668807 has 8 divisors (see below), whose sum is σ = 15805680. Its totient is φ = 7112520.

The previous prime is 10668797. The next prime is 10668821. The reversal of 10668807 is 70886601.

It is not a de Polignac number, because 10668807 - 212 = 10664711 is a prime.

It is a super-2 number, since 2×106688072 = 227646885606498, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10668887) 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 7 ways as a sum of consecutive naturals, for example, 197544 + ... + 197597.

It is an arithmetic number, because the mean of its divisors is an integer number (1975710).

Almost surely, 210668807 is an apocalyptic number.

10668807 is a deficient number, since it is larger than the sum of its proper divisors (5136873).

10668807 is an equidigital number, since it uses as much as digits as its factorization.

10668807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395150 (or 395144 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 10668807 is about 3266.3139775594. The cubic root of 10668807 is about 220.1432056603.

The spelling of 10668807 in words is "ten million, six hundred sixty-eight thousand, eight hundred seven".

Divisors: 1 3 9 27 395141 1185423 3556269 10668807