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2232023130 = 232524800257
BaseRepresentation
bin1000010100001001…
…1111100001011010
312202112221112010100
42011002133201122
514032344220010
61005252000230
7106211612031
oct20502374132
95675845110
102232023130
11a45a12017
12523600076
1329756445c
14172615718
15d0e452c0
hex8509f85a

2232023130 has 24 divisors (see below), whose sum is σ = 5803260372. Its totient is φ = 595206144.

The previous prime is 2232023099. The next prime is 2232023173. The reversal of 2232023130 is 313202322.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2068157529 + 163865601 = 45477^2 + 12801^2 .

It is a super-3 number, since 3×22320231303 (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 12400039 + ... + 12400218.

Almost surely, 22232023130 is an apocalyptic number.

2232023130 is an abundant number, since it is smaller than the sum of its proper divisors (3571237242).

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

2232023130 is a wasteful number, since it uses less digits than its factorization.

2232023130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24800270 (or 24800267 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2232023130 is about 47244.2920361815. The cubic root of 2232023130 is about 1306.8715297141.

Adding to 2232023130 its reverse (313202322), we get a palindrome (2545225452).

The spelling of 2232023130 in words is "two billion, two hundred thirty-two million, twenty-three thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 24800257 49600514 74400771 124001285 148801542 223202313 248002570 372003855 446404626 744007710 1116011565 2232023130