Search a number
-
+
31014053 = 727116349
BaseRepresentation
bin111011001001…
…1110010100101
32011100200021122
41312103302211
530414422203
63024423325
7524420660
oct166236245
964320248
1031014053
1116563354
12a477b45
13656b715
1441946d7
152ac9538
hex1d93ca5

31014053 has 8 divisors (see below), whose sum is σ = 35577600. Its totient is φ = 26483760.

The previous prime is 31014019. The next prime is 31014059. The reversal of 31014053 is 35041013.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 31014053 - 218 = 30751909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31014059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6278 + ... + 10071.

It is an arithmetic number, because the mean of its divisors is an integer number (4447200).

Almost surely, 231014053 is an apocalyptic number.

It is an amenable number.

31014053 is a deficient number, since it is larger than the sum of its proper divisors (4563547).

31014053 is a wasteful number, since it uses less digits than its factorization.

31014053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16627.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 31014053 is about 5569.0262164942. The cubic root of 31014053 is about 314.1855266942.

Adding to 31014053 its reverse (35041013), we get a palindrome (66055066).

The spelling of 31014053 in words is "thirty-one million, fourteen thousand, fifty-three".

Divisors: 1 7 271 1897 16349 114443 4430579 31014053