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10380879 = 34128159
BaseRepresentation
bin100111100110…
…011001001111
3201112101220000
4213212121033
510124142004
61010255343
7154143645
oct47463117
921471800
1010380879
115950343
123587553
1321c6042
141543195
15da0c39
hex9e664f

10380879 has 10 divisors (see below), whose sum is σ = 15507360. Its totient is φ = 6920532.

The previous prime is 10380857. The next prime is 10380883. The reversal of 10380879 is 97808301.

It is not a de Polignac number, because 10380879 - 29 = 10380367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10380379) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 63999 + ... + 64160.

It is an arithmetic number, because the mean of its divisors is an integer number (1550736).

Almost surely, 210380879 is an apocalyptic number.

10380879 is a deficient number, since it is larger than the sum of its proper divisors (5126481).

10380879 is an equidigital number, since it uses as much as digits as its factorization.

10380879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128171 (or 128162 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 10380879 is about 3221.9371502250. The cubic root of 10380879 is about 218.1447219601.

The spelling of 10380879 in words is "ten million, three hundred eighty thousand, eight hundred seventy-nine".

Divisors: 1 3 9 27 81 128159 384477 1153431 3460293 10380879