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23274030 = 2351383719
BaseRepresentation
bin101100011001…
…0001000101110
31121210102222010
41120302020232
521424232110
62150502050
7401553213
oct130621056
947712863
1023274030
111215713a
127964926
134a8b720
14313bb0a
15209b020
hex163222e

23274030 has 64 divisors (see below), whose sum is σ = 60963840. Its totient is φ = 5652096.

The previous prime is 23273989. The next prime is 23274061. The reversal of 23274030 is 3047232.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23273988 and 23274006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32011 + ... + 32729.

It is an arithmetic number, because the mean of its divisors is an integer number (952560).

Almost surely, 223274030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23274030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30481920).

23274030 is an abundant number, since it is smaller than the sum of its proper divisors (37689810).

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

23274030 is a wasteful number, since it uses less digits than its factorization.

23274030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825.

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 23274030 is about 4824.3165319038. The cubic root of 23274030 is about 285.5116693232.

The spelling of 23274030 in words is "twenty-three million, two hundred seventy-four thousand, thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 83 130 166 195 249 390 415 498 719 830 1079 1245 1438 2157 2158 2490 3237 3595 4314 5395 6474 7190 9347 10785 10790 16185 18694 21570 28041 32370 46735 56082 59677 93470 119354 140205 179031 280410 298385 358062 596770 775801 895155 1551602 1790310 2327403 3879005 4654806 7758010 11637015 23274030