Search a number
-
+
2430145364 = 222920949529
BaseRepresentation
bin1001000011011001…
…0001001101010100
320021100202011201212
42100312101031110
514434104122424
61041050240552
7114135615623
oct22066211524
96240664655
102430145364
1110378321a9
12579a26158
132c9611b4a
14190a696ba
15e352d10e
hex90d91354

2430145364 has 12 divisors (see below), whose sum is σ = 4399401300. Its totient is φ = 1173173568.

The previous prime is 2430145363. The next prime is 2430145369. The reversal of 2430145364 is 4635410342.

It can be written as a sum of positive squares in 2 ways, for example, as 1885296400 + 544848964 = 43420^2 + 23342^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2430145364.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2430145363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10474649 + ... + 10474880.

It is an arithmetic number, because the mean of its divisors is an integer number (366616775).

Almost surely, 22430145364 is an apocalyptic number.

It is an amenable number.

2430145364 is a deficient number, since it is larger than the sum of its proper divisors (1969255936).

2430145364 is a wasteful number, since it uses less digits than its factorization.

2430145364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20949562 (or 20949560 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 2430145364 is about 49296.5045819681. The cubic root of 2430145364 is about 1344.4482314540.

The spelling of 2430145364 in words is "two billion, four hundred thirty million, one hundred forty-five thousand, three hundred sixty-four".

Divisors: 1 2 4 29 58 116 20949529 41899058 83798116 607536341 1215072682 2430145364