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2225560231 = 19137385313
BaseRepresentation
bin1000010010100111…
…0101101010100111
312202002210011200201
42010221311222213
514024220411411
61004501251331
7106102643536
oct20451655247
95662704621
102225560231
11a422a8384
12521403b47
1329611085b
1417181231d
15d05ba3c1
hex84a75aa7

2225560231 has 8 divisors (see below), whose sum is σ = 2344428720. Its totient is φ = 2106865152.

The previous prime is 2225560177. The next prime is 2225560261. The reversal of 2225560231 is 1320655222.

2225560231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2225560231 - 215 = 2225527463 is a prime.

It is a super-2 number, since 2×22255602312 = 9906236683617546722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2225560231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2225560261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16570 + ... + 68743.

It is an arithmetic number, because the mean of its divisors is an integer number (293053590).

Almost surely, 22225560231 is an apocalyptic number.

2225560231 is a deficient number, since it is larger than the sum of its proper divisors (118868489).

2225560231 is a wasteful number, since it uses less digits than its factorization.

2225560231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86705.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2225560231 is about 47175.8437232446. The cubic root of 2225560231 is about 1305.6089466351.

The spelling of 2225560231 in words is "two billion, two hundred twenty-five million, five hundred sixty thousand, two hundred thirty-one".

Divisors: 1 19 1373 26087 85313 1620947 117134749 2225560231