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198295404 = 22316524617
BaseRepresentation
bin10111101000110…
…11111101101100
3111211010110011020
423310123331230
5401230423104
631402054140
74625324466
oct1364337554
9454113136
10198295404
11a1a292aa
12564aa350
133210b478
141c49b136
151261e2d9
hexbd1bf6c

198295404 has 12 divisors (see below), whose sum is σ = 462689304. Its totient is φ = 66098464.

The previous prime is 198295399. The next prime is 198295423. The reversal of 198295404 is 404592891.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8262297 + ... + 8262320.

It is an arithmetic number, because the mean of its divisors is an integer number (38557442).

Almost surely, 2198295404 is an apocalyptic number.

It is an amenable number.

198295404 is an abundant number, since it is smaller than the sum of its proper divisors (264393900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198295404 is a wasteful number, since it uses less digits than its factorization.

198295404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16524624 (or 16524622 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 198295404 is about 14081.7400913381. The cubic root of 198295404 is about 583.1373820934.

The spelling of 198295404 in words is "one hundred ninety-eight million, two hundred ninety-five thousand, four hundred four".

Divisors: 1 2 3 4 6 12 16524617 33049234 49573851 66098468 99147702 198295404