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228095982 = 23247269617
BaseRepresentation
bin11011001100001…
…11011111101110
3120220012110212100
431212013133232
5431343032412
634344515530
75436532602
oct1546073756
9526173770
10228095982
11107832984
126447bba6
133834374a
1422417502
1515058edc
hexd9877ee

228095982 has 24 divisors (see below), whose sum is σ = 504724896. Its totient is φ = 74414016.

The previous prime is 228095977. The next prime is 228095983. The reversal of 228095982 is 289590822.

228095982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228095983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133963 + ... + 135654.

It is an arithmetic number, because the mean of its divisors is an integer number (21030204).

Almost surely, 2228095982 is an apocalyptic number.

228095982 is an abundant number, since it is smaller than the sum of its proper divisors (276628914).

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

228095982 is a wasteful number, since it uses less digits than its factorization.

228095982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269672 (or 269669 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 228095982 is about 15102.8468177361. The cubic root of 228095982 is about 610.9971882870.

The spelling of 228095982 in words is "two hundred twenty-eight million, ninety-five thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 9 18 47 94 141 282 423 846 269617 539234 808851 1617702 2426553 4853106 12671999 25343998 38015997 76031994 114047991 228095982