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2474309989 is a prime number
BaseRepresentation
bin1001001101111010…
…1111100101100101
320101102211222012201
42103132233211211
520031410404424
61045305014501
7115213200514
oct22336574545
96342758181
102474309989
11105a757798
12590784431
13305806168
1419688467b
15e7353d44
hex937af965

2474309989 has 2 divisors, whose sum is σ = 2474309990. Its totient is φ = 2474309988.

The previous prime is 2474309983. The next prime is 2474310011. The reversal of 2474309989 is 9899034742.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2044577089 + 429732900 = 45217^2 + 20730^2 .

It is a cyclic number.

It is not a de Polignac number, because 2474309989 - 231 = 326826341 is a prime.

It is a super-2 number, since 2×24743099892 = 12244419843330360242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2474309983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1237154994 + 1237154995.

It is an arithmetic number, because the mean of its divisors is an integer number (1237154995).

Almost surely, 22474309989 is an apocalyptic number.

It is an amenable number.

2474309989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2474309989 is an equidigital number, since it uses as much as digits as its factorization.

2474309989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 55.

The square root of 2474309989 is about 49742.4365004369. The cubic root of 2474309989 is about 1352.5438981792.

The spelling of 2474309989 in words is "two billion, four hundred seventy-four million, three hundred nine thousand, nine hundred eighty-nine".