Search a number
-
+
386013107 = 438977049
BaseRepresentation
bin10111000000100…
…001011110110011
3222220100111102202
4113000201132303
51242304404412
6102145333415
712365025434
oct2700413663
9886314382
10386013107
111889923a7
12a933726b
1361c8512c
14393a348b
1523d4e3c2
hex170217b3

386013107 has 4 divisors (see below), whose sum is σ = 394990200. Its totient is φ = 377036016.

The previous prime is 386013097. The next prime is 386013109. The reversal of 386013107 is 701310683.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 701310683 = 2924183127.

It is a cyclic number.

It is not a de Polignac number, because 386013107 - 24 = 386013091 is a prime.

It is a super-2 number, since 2×3860131072 = 298012237551586898, which contains 22 as substring.

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 386013107.

It is not an unprimeable number, because it can be changed into a prime (386013109) 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, 4488482 + ... + 4488567.

It is an arithmetic number, because the mean of its divisors is an integer number (98747550).

Almost surely, 2386013107 is an apocalyptic number.

386013107 is a deficient number, since it is larger than the sum of its proper divisors (8977093).

386013107 is an equidigital number, since it uses as much as digits as its factorization.

386013107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8977092.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 386013107 is about 19647.2162659243. The cubic root of 386013107 is about 728.1161830783.

The spelling of 386013107 in words is "three hundred eighty-six million, thirteen thousand, one hundred seven".

Divisors: 1 43 8977049 386013107