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223880130 = 23252487557
BaseRepresentation
bin11010101100000…
…10001111000010
3120121021021210200
431112002033002
5424303131010
634114310030
75355643515
oct1526021702
9517237720
10223880130
11105413501
1262b88316
13374c8866
1421a3ad7c
15149c4cc0
hexd5823c2

223880130 has 24 divisors (see below), whose sum is σ = 582088572. Its totient is φ = 59701344.

The previous prime is 223880117. The next prime is 223880141. The reversal of 223880130 is 31088322.

223880130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 197037369 + 26842761 = 14037^2 + 5181^2 .

It is a junction number, because it is equal to n+sod(n) for n = 223880094 and 223880103.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1243689 + ... + 1243868.

Almost surely, 2223880130 is an apocalyptic number.

223880130 is an abundant number, since it is smaller than the sum of its proper divisors (358208442).

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

223880130 is a wasteful number, since it uses less digits than its factorization.

223880130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2487570 (or 2487567 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 223880130 is about 14962.6244355728. The cubic root of 223880130 is about 607.2094429263.

The spelling of 223880130 in words is "two hundred twenty-three million, eight hundred eighty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 2487557 4975114 7462671 12437785 14925342 22388013 24875570 37313355 44776026 74626710 111940065 223880130