Search a number
-
+
2232221453 = 71128989889
BaseRepresentation
bin1000010100001100…
…1111111100001101
312202120022121011122
42011003033330031
514032422041303
61005300130325
7106213366160
oct20503177415
95676277148
102232221453
11a46038020
125236969a5
132976037c7
14172667ad7
15d0e83e38
hex850cff0d

2232221453 has 8 divisors (see below), whose sum is σ = 2783029440. Its totient is φ = 1739393280.

The previous prime is 2232221443. The next prime is 2232221483. The reversal of 2232221453 is 3541222322.

2232221453 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 2232221453 - 26 = 2232221389 is a prime.

It is a super-3 number, since 3×22322214533 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2232221413) 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, 14494868 + ... + 14495021.

It is an arithmetic number, because the mean of its divisors is an integer number (347878680).

Almost surely, 22232221453 is an apocalyptic number.

It is an amenable number.

2232221453 is a deficient number, since it is larger than the sum of its proper divisors (550807987).

2232221453 is a wasteful number, since it uses less digits than its factorization.

2232221453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28989907.

The product of its digits is 5760, while the sum is 26.

The square root of 2232221453 is about 47246.3908991999. The cubic root of 2232221453 is about 1306.9102352577.

Adding to 2232221453 its reverse (3541222322), we get a palindrome (5773443775).

The spelling of 2232221453 in words is "two billion, two hundred thirty-two million, two hundred twenty-one thousand, four hundred fifty-three".

Divisors: 1 7 11 77 28989889 202929223 318888779 2232221453