Search a number
-
+
67276230 = 23572911047
BaseRepresentation
bin1000000001010…
…00110111000110
311200120222122020
410000220313012
5114210314410
610401544010
71444560420
oct400506706
9150528566
1067276230
1134a8069a
121a645006
1310c26b28
148d13810
155d8da70
hex4028dc6

67276230 has 64 divisors (see below), whose sum is σ = 190909440. Its totient is φ = 14845824.

The previous prime is 67276211. The next prime is 67276243. The reversal of 67276230 is 3267276.

It is a super-2 number, since 2×672762302 = 9052182246025800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 67276191 and 67276200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 567 + ... + 11613.

It is an arithmetic number, because the mean of its divisors is an integer number (2982960).

Almost surely, 267276230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67276230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95454720).

67276230 is an abundant number, since it is smaller than the sum of its proper divisors (123633210).

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

67276230 is a wasteful number, since it uses less digits than its factorization.

67276230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11093.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 67276230 is about 8202.2088488407. The cubic root of 67276230 is about 406.7122145824.

The spelling of 67276230 in words is "sixty-seven million, two hundred seventy-six thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 29 30 35 42 58 70 87 105 145 174 203 210 290 406 435 609 870 1015 1218 2030 3045 6090 11047 22094 33141 55235 66282 77329 110470 154658 165705 231987 320363 331410 386645 463974 640726 773290 961089 1159935 1601815 1922178 2242541 2319870 3203630 4485082 4805445 6727623 9610890 11212705 13455246 22425410 33638115 67276230