Search a number
-
+
368427231 = 3313645453
BaseRepresentation
bin10101111101011…
…100000011011111
3221200021001011000
4111331130003133
51223304132411
6100320401343
712062402604
oct2575340337
9850231130
10368427231
11179a70917
12a3476253
135b4387a3
1436d066ab
1522528956
hex15f5c0df

368427231 has 8 divisors (see below), whose sum is σ = 545818160. Its totient is φ = 245618136.

The previous prime is 368427209. The next prime is 368427253. The reversal of 368427231 is 132724863.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (368427209) and next prime (368427253).

It is not a de Polignac number, because 368427231 - 218 = 368165087 is a prime.

It is a super-2 number, since 2×3684272312 = 271477249084654722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368427931) 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, 6822700 + ... + 6822753.

It is an arithmetic number, because the mean of its divisors is an integer number (68227270).

Almost surely, 2368427231 is an apocalyptic number.

368427231 is a deficient number, since it is larger than the sum of its proper divisors (177390929).

368427231 is a wasteful number, since it uses less digits than its factorization.

368427231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13645462 (or 13645456 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 368427231 is about 19194.4583408858. The cubic root of 368427231 is about 716.8867838255.

The spelling of 368427231 in words is "three hundred sixty-eight million, four hundred twenty-seven thousand, two hundred thirty-one".

Divisors: 1 3 9 27 13645453 40936359 122809077 368427231