Search a number
-
+
22832988 = 2233161379
BaseRepresentation
bin101011100011…
…0011101011100
31120222000222020
41113012131130
521321123423
62133220140
7365035323
oct127063534
946860866
1022832988
1111985842
127791650
134965a59
1430650ba
1520104e3
hex15c675c

22832988 has 24 divisors (see below), whose sum is σ = 54996480. Its totient is φ = 7365360.

The previous prime is 22832987. The next prime is 22833011. The reversal of 22832988 is 88923822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22832987) 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, 30318 + ... + 31061.

It is an arithmetic number, because the mean of its divisors is an integer number (2291520).

Almost surely, 222832988 is an apocalyptic number.

It is an amenable number.

22832988 is an abundant number, since it is smaller than the sum of its proper divisors (32163492).

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

22832988 is a wasteful number, since it uses less digits than its factorization.

22832988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61417 (or 61415 counting only the distinct ones).

The product of its digits is 110592, while the sum is 42.

The square root of 22832988 is about 4778.3875941577. The cubic root of 22832988 is about 283.6966774119.

The spelling of 22832988 in words is "twenty-two million, eight hundred thirty-two thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 61379 122758 184137 245516 368274 736548 1902749 3805498 5708247 7610996 11416494 22832988