Search a number
-
+
10312254 = 232572903
BaseRepresentation
bin100111010101…
…101000111110
3201101220202100
4213111220332
510114443004
61005005530
7153436611
oct47255076
921356670
1010312254
115903827
1235538a6
1321a0a34
141526178
15d8a739
hex9d5a3e

10312254 has 12 divisors (see below), whose sum is σ = 22343256. Its totient is φ = 3437412.

The previous prime is 10312249. The next prime is 10312259. The reversal of 10312254 is 45221301.

It is an interprime number because it is at equal distance from previous prime (10312249) and next prime (10312259).

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 572903 = 10312254 / (1 + 0 + 3 + 1 + 2 + 2 + 5 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10312259) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 286434 + ... + 286469.

It is an arithmetic number, because the mean of its divisors is an integer number (1861938).

Almost surely, 210312254 is an apocalyptic number.

10312254 is an abundant number, since it is smaller than the sum of its proper divisors (12031002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10312254 is a wasteful number, since it uses less digits than its factorization.

10312254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572911 (or 572908 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 10312254 is about 3211.2698422898. The cubic root of 10312254 is about 217.6629615015.

Adding to 10312254 its reverse (45221301), we get a palindrome (55533555).

The spelling of 10312254 in words is "ten million, three hundred twelve thousand, two hundred fifty-four".

Divisors: 1 2 3 6 9 18 572903 1145806 1718709 3437418 5156127 10312254