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379388901 = 3126462967
BaseRepresentation
bin10110100111010…
…000001111100101
3222102212221201210
4112213100033211
51234110421101
6101351342033
712254516043
oct2647201745
9872787653
10379388901
11185178551
12a7081919
13607a5c98
143855b393
15234917d6
hex169d03e5

379388901 has 4 divisors (see below), whose sum is σ = 505851872. Its totient is φ = 252925932.

The previous prime is 379388899. The next prime is 379388909. The reversal of 379388901 is 109883973.

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.

It is not a de Polignac number, because 379388901 - 21 = 379388899 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379388909) 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, 63231481 + ... + 63231486.

It is an arithmetic number, because the mean of its divisors is an integer number (126462968).

Almost surely, 2379388901 is an apocalyptic number.

It is an amenable number.

379388901 is a deficient number, since it is larger than the sum of its proper divisors (126462971).

379388901 is a wasteful number, since it uses less digits than its factorization.

379388901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126462970.

The product of its (nonzero) digits is 326592, while the sum is 48.

The square root of 379388901 is about 19477.9080242207. The cubic root of 379388901 is about 723.9271653530.

The spelling of 379388901 in words is "three hundred seventy-nine million, three hundred eighty-eight thousand, nine hundred one".

Divisors: 1 3 126462967 379388901