[go: up one dir, main page]

Search a number
-
+
10311144 = 233429631
BaseRepresentation
bin100111010101…
…010111101000
3201101212020020
4213111113220
510114424034
61005000440
7153433434
oct47252750
921355206
1010311144
115902a08
123553120
1321a038c
1415259c4
15d8a249
hex9d55e8

10311144 has 16 divisors (see below), whose sum is σ = 25777920. Its totient is φ = 3437040.

The previous prime is 10311143. The next prime is 10311151. The reversal of 10311144 is 44111301.

It is not an unprimeable number, because it can be changed into a prime (10311143) 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, 214792 + ... + 214839.

It is an arithmetic number, because the mean of its divisors is an integer number (1611120).

Almost surely, 210311144 is an apocalyptic number.

It is an amenable number.

10311144 is an abundant number, since it is smaller than the sum of its proper divisors (15466776).

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

10311144 is a wasteful number, since it uses less digits than its factorization.

10311144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429640 (or 429636 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 10311144 is about 3211.0970088118. The cubic root of 10311144 is about 217.6551515517.

Adding to 10311144 its reverse (44111301), we get a palindrome (54422445).

The spelling of 10311144 in words is "ten million, three hundred eleven thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 429631 859262 1288893 1718524 2577786 3437048 5155572 10311144