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387058201 = 2231735687
BaseRepresentation
bin10111000100100…
…000101000011001
3222222022121000221
4113010200220121
51243041330301
6102224000041
712406640365
oct2704405031
9888277027
10387058201
11189536612
12a9760021
136225ca2a
14395962a5
1523ea8da1
hex17120a19

387058201 has 4 divisors (see below), whose sum is σ = 388794112. Its totient is φ = 385322292.

The previous prime is 387058187. The next prime is 387058213. The reversal of 387058201 is 102850783.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102850783 = 714692969.

It is a cyclic number.

It is not a de Polignac number, because 387058201 - 29 = 387057689 is a prime.

It is a super-2 number, since 2×3870582012 = 299628101922712802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (387058271) 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 3 ways as a sum of consecutive naturals, for example, 867621 + ... + 868066.

It is an arithmetic number, because the mean of its divisors is an integer number (97198528).

Almost surely, 2387058201 is an apocalyptic number.

It is an amenable number.

387058201 is a deficient number, since it is larger than the sum of its proper divisors (1735911).

387058201 is a wasteful number, since it uses less digits than its factorization.

387058201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735910.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 387058201 is about 19673.7947788422. The cubic root of 387058201 is about 728.7726928688.

The spelling of 387058201 in words is "three hundred eighty-seven million, fifty-eight thousand, two hundred one".

Divisors: 1 223 1735687 387058201