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228112202 = 2293932969
BaseRepresentation
bin11011001100010…
…11011101001010
3120220020022010002
431212023131022
5431344042302
634345123002
75436631103
oct1546133512
9526208102
10228112202
1110784408a
1264489462
133834ac46
142241d3aa
151505dc02
hexd98b74a

228112202 has 8 divisors (see below), whose sum is σ = 353967300. Its totient is φ = 110123104.

The previous prime is 228112201. The next prime is 228112211. The reversal of 228112202 is 202211822.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 227677921 + 434281 = 15089^2 + 659^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (228112201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1966427 + ... + 1966542.

Almost surely, 2228112202 is an apocalyptic number.

228112202 is a deficient number, since it is larger than the sum of its proper divisors (125855098).

228112202 is a wasteful number, since it uses less digits than its factorization.

228112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3933000.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 228112202 is about 15103.3837930445. The cubic root of 228112202 is about 611.0116706983.

The spelling of 228112202 in words is "two hundred twenty-eight million, one hundred twelve thousand, two hundred two".

Divisors: 1 2 29 58 3932969 7865938 114056101 228112202