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380446107 = 3126815369
BaseRepresentation
bin10110101011010…
…010010110011011
3222111212122221120
4112223102112123
51234343233412
6101430140323
712266511216
oct2653222633
9874778846
10380446107
1118582a878
12a74b16a3
1360a86252
143875477d
15235eeb8c
hex16ad259b

380446107 has 4 divisors (see below), whose sum is σ = 507261480. Its totient is φ = 253630736.

The previous prime is 380446061. The next prime is 380446109. The reversal of 380446107 is 701644083.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 380446107 - 27 = 380445979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (380446109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63407682 + ... + 63407687.

It is an arithmetic number, because the mean of its divisors is an integer number (126815370).

Almost surely, 2380446107 is an apocalyptic number.

380446107 is a deficient number, since it is larger than the sum of its proper divisors (126815373).

380446107 is a wasteful number, since it uses less digits than its factorization.

380446107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126815372.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 380446107 is about 19505.0277364581. The cubic root of 380446107 is about 724.5989740957.

The spelling of 380446107 in words is "three hundred eighty million, four hundred forty-six thousand, one hundred seven".

Divisors: 1 3 126815369 380446107