Search a number
-
+
30383322 = 2323220169
BaseRepresentation
bin111001111100…
…1110011011010
32010011122002020
41303321303122
530234231242
63003115310
7516153054
oct163716332
963148066
1030383322
1116172492
12a212b36
1363aa5c8
14406c8d4
152a026ec
hex1cf9cda

30383322 has 16 divisors (see below), whose sum is σ = 63408960. Its totient is φ = 9687392.

The previous prime is 30383303. The next prime is 30383323. The reversal of 30383322 is 22338303.

It is a junction number, because it is equal to n+sod(n) for n = 30383292 and 30383301.

It is not an unprimeable number, because it can be changed into a prime (30383323) 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, 109947 + ... + 110222.

It is an arithmetic number, because the mean of its divisors is an integer number (3963060).

Almost surely, 230383322 is an apocalyptic number.

30383322 is an abundant number, since it is smaller than the sum of its proper divisors (33025638).

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

30383322 is a wasteful number, since it uses less digits than its factorization.

30383322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220197.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 30383322 is about 5512.1068567291. The cubic root of 30383322 is about 312.0410654363.

The spelling of 30383322 in words is "thirty million, three hundred eighty-three thousand, three hundred twenty-two".

Divisors: 1 2 3 6 23 46 69 138 220169 440338 660507 1321014 5063887 10127774 15191661 30383322