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379100813 = 7134165943
BaseRepresentation
bin10110100110001…
…001111010001101
3222102100022112212
4112212021322031
51234022211223
6101341240205
712252206120
oct2646117215
9872308485
10379100813
11184aa1063
12a6b63065
1360704b10
14384c43b7
1523436278
hex16989e8d

379100813 has 8 divisors (see below), whose sum is σ = 466585728. Its totient is φ = 299947824.

The previous prime is 379100809. The next prime is 379100837. The reversal of 379100813 is 318001973.

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

It is a cyclic number.

It is not a de Polignac number, because 379100813 - 22 = 379100809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 379100813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379100413) 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, 2082881 + ... + 2083062.

It is an arithmetic number, because the mean of its divisors is an integer number (58323216).

Almost surely, 2379100813 is an apocalyptic number.

It is an amenable number.

379100813 is a deficient number, since it is larger than the sum of its proper divisors (87484915).

379100813 is a wasteful number, since it uses less digits than its factorization.

379100813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4165963.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 379100813 is about 19470.5113697612. The cubic root of 379100813 is about 723.7438815340.

The spelling of 379100813 in words is "three hundred seventy-nine million, one hundred thousand, eight hundred thirteen".

Divisors: 1 7 13 91 4165943 29161601 54157259 379100813