Search a number
-
+
2472792993 = 321124977707
BaseRepresentation
bin1001001101100011…
…1101001110100001
320101022222220021200
42103120331032201
520031013333433
61045212311413
7115164252006
oct22330751641
96338886250
102472792993
111059910a80
12590172569
133053c4828
141965ab8ad
15e7154613
hex9363d3a1

2472792993 has 12 divisors (see below), whose sum is σ = 3896522448. Its totient is φ = 1498662360.

The previous prime is 2472792979. The next prime is 2472793009. The reversal of 2472792993 is 3992972742.

2472792993 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2472792993 - 24 = 2472792977 is a prime.

It is a super-2 number, since 2×24727929932 = 12229410372459796098, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2472792913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12488755 + ... + 12488952.

It is an arithmetic number, because the mean of its divisors is an integer number (324710204).

Almost surely, 22472792993 is an apocalyptic number.

It is an amenable number.

2472792993 is a deficient number, since it is larger than the sum of its proper divisors (1423729455).

2472792993 is a wasteful number, since it uses less digits than its factorization.

2472792993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24977724 (or 24977721 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 54.

The square root of 2472792993 is about 49727.1856533225. The cubic root of 2472792993 is about 1352.2674274116.

The spelling of 2472792993 in words is "two billion, four hundred seventy-two million, seven hundred ninety-two thousand, nine hundred ninety-three".

Divisors: 1 3 9 11 33 99 24977707 74933121 224799363 274754777 824264331 2472792993