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379655213 = 7431261313
BaseRepresentation
bin10110101000010…
…001010000101101
3222110101111001012
4112220101100231
51234142431323
6101401155005
712260005340
oct2650212055
9873344035
10379655213
1118533a643
12a718ba65
136086a272
14385ca457
15234e5678
hex16a1142d

379655213 has 8 divisors (see below), whose sum is σ = 443982528. Its totient is φ = 317850624.

The previous prime is 379655201. The next prime is 379655231. The reversal of 379655213 is 312556973.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-379655213 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 (379655413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 630356 + ... + 630957.

It is an arithmetic number, because the mean of its divisors is an integer number (55497816).

Almost surely, 2379655213 is an apocalyptic number.

It is an amenable number.

379655213 is a deficient number, since it is larger than the sum of its proper divisors (64327315).

379655213 is a wasteful number, since it uses less digits than its factorization.

379655213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261363.

The product of its digits is 170100, while the sum is 41.

The square root of 379655213 is about 19484.7430827301. The cubic root of 379655213 is about 724.0965126011.

The spelling of 379655213 in words is "three hundred seventy-nine million, six hundred fifty-five thousand, two hundred thirteen".

Divisors: 1 7 43 301 1261313 8829191 54236459 379655213