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398095 = 5103773
BaseRepresentation
bin1100001001100001111
3202020002021
41201030033
5100214340
612311011
73245425
oct1411417
9666067
10398095
11252105
12172467
1310c279
14a5115
157ce4a
hex6130f

398095 has 8 divisors (see below), whose sum is σ = 482976. Its totient is φ = 314976.

The previous prime is 398087. The next prime is 398113. The reversal of 398095 is 590893.

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 398095 - 23 = 398087 is a prime.

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 398095.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129 + ... + 901.

It is an arithmetic number, because the mean of its divisors is an integer number (60372).

2398095 is an apocalyptic number.

398095 is a deficient number, since it is larger than the sum of its proper divisors (84881).

398095 is a wasteful number, since it uses less digits than its factorization.

398095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 398095 is about 630.9476998928. The cubic root of 398095 is about 73.5634757932.

The spelling of 398095 in words is "three hundred ninety-eight thousand, ninety-five".

Divisors: 1 5 103 515 773 3865 79619 398095