Search a number
-
+
4312310525 = 521710146613
BaseRepresentation
bin1000000010000100…
…01010001011111101
3102010112101001221122
410001002022023331
532312422414100
61551523440325
7211602014615
oct40102121375
912115331848
104312310525
1119132067a6
12a042260a5
1353953c943
142cca0da45
151a38b6985
hex10108a2fd

4312310525 has 12 divisors (see below), whose sum is σ = 5661810612. Its totient is φ = 3246915840.

The previous prime is 4312310507. The next prime is 4312310533. The reversal of 4312310525 is 5250132134.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 495418564 + 3816891961 = 22258^2 + 61781^2 .

It is not a de Polignac number, because 4312310525 - 210 = 4312309501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4312310494 and 4312310503.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5072882 + ... + 5073731.

It is an arithmetic number, because the mean of its divisors is an integer number (471817551).

Almost surely, 24312310525 is an apocalyptic number.

It is an amenable number.

4312310525 is a deficient number, since it is larger than the sum of its proper divisors (1349500087).

4312310525 is a wasteful number, since it uses less digits than its factorization.

4312310525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10146640 (or 10146635 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 4312310525 is about 65668.1850289773. The cubic root of 4312310525 is about 1627.6836790875.

Adding to 4312310525 its reverse (5250132134), we get a palindrome (9562442659).

The spelling of 4312310525 in words is "four billion, three hundred twelve million, three hundred ten thousand, five hundred twenty-five".

Divisors: 1 5 17 25 85 425 10146613 50733065 172492421 253665325 862462105 4312310525