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2230015356 = 223261944871
BaseRepresentation
bin1000010011101011…
…0101010101111100
312202102011111222100
42010322311111330
514031340442411
61005140545100
7106155550332
oct20472652574
95672144870
102230015356
11a448705a8
125229b2190
1329701061a
14172251b52
15d0b9a456
hex84eb557c

2230015356 has 18 divisors (see below), whose sum is σ = 5636983352. Its totient is φ = 743338440.

The previous prime is 2230015331. The next prime is 2230015363. The reversal of 2230015356 is 6535100322.

2230015356 is a `hidden beast` number, since 2 + 2 + 300 + 1 + 5 + 356 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30972400 + ... + 30972471.

Almost surely, 22230015356 is an apocalyptic number.

It is an amenable number.

2230015356 is an abundant number, since it is smaller than the sum of its proper divisors (3406967996).

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

2230015356 is a wasteful number, since it uses less digits than its factorization.

2230015356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61944881 (or 61944876 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 2230015356 is about 47223.0384028813. The cubic root of 2230015356 is about 1306.4795550077.

Adding to 2230015356 its reverse (6535100322), we get a palindrome (8765115678).

The spelling of 2230015356 in words is "two billion, two hundred thirty million, fifteen thousand, three hundred fifty-six".

Divisors: 1 2 3 4 6 9 12 18 36 61944871 123889742 185834613 247779484 371669226 557503839 743338452 1115007678 2230015356