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228104202 = 23231652929
BaseRepresentation
bin11011001100010…
…01100000001010
3120220012220010210
431212021200022
5431343313302
634345021550
75436565554
oct1546114012
9526186123
10228104202
11107839077
12644848b6
1338347401
142241a4d4
151505b66c
hexd98980a

228104202 has 16 divisors (see below), whose sum is σ = 476043840. Its totient is φ = 72728832.

The previous prime is 228104189. The next prime is 228104213. The reversal of 228104202 is 202401822.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 826327 + ... + 826602.

It is an arithmetic number, because the mean of its divisors is an integer number (29752740).

Almost surely, 2228104202 is an apocalyptic number.

228104202 is an abundant number, since it is smaller than the sum of its proper divisors (247939638).

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

228104202 is a wasteful number, since it uses less digits than its factorization.

228104202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652957.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 228104202 is about 15103.1189494091. The cubic root of 228104202 is about 611.0045277946.

The spelling of 228104202 in words is "two hundred twenty-eight million, one hundred four thousand, two hundred two".

Divisors: 1 2 3 6 23 46 69 138 1652929 3305858 4958787 9917574 38017367 76034734 114052101 228104202