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195794828 = 22172328409
BaseRepresentation
bin10111010101110…
…01011110001100
3111122102102000022
423222321132030
5400110413303
631232321312
74565141255
oct1352713614
9448372008
10195794828
11a0580609
12556a3238
1331744238
141c009b2c
15122c8438
hexbab978c

195794828 has 12 divisors (see below), whose sum is σ = 342851880. Its totient is φ = 97837152.

The previous prime is 195794813. The next prime is 195794849. The reversal of 195794828 is 828497591.

195794828 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1957948282 = 76671229343099168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 195794828.

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, 7313 + ... + 21096.

It is an arithmetic number, because the mean of its divisors is an integer number (28570990).

Almost surely, 2195794828 is an apocalyptic number.

It is an amenable number.

195794828 is a deficient number, since it is larger than the sum of its proper divisors (147057052).

195794828 is a wasteful number, since it uses less digits than its factorization.

195794828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30136 (or 30134 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 53.

The square root of 195794828 is about 13992.6705099491. The cubic root of 195794828 is about 580.6758154846.

The spelling of 195794828 in words is "one hundred ninety-five million, seven hundred ninety-four thousand, eight hundred twenty-eight".

Divisors: 1 2 4 1723 3446 6892 28409 56818 113636 48948707 97897414 195794828