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323234028 = 2232133491979
BaseRepresentation
bin10011010001000…
…010100011101100
3211112012222201200
4103101002203230
51130221442103
652024005500
711003305155
oct2321024354
9745188650
10323234028
11156503567
1290300890
1351c74250
1430d0092c
151d59d0a3
hex134428ec

323234028 has 72 divisors (see below), whose sum is σ = 882882000. Its totient is φ = 99121536.

The previous prime is 323234017. The next prime is 323234033. The reversal of 323234028 is 820432323.

It is a junction number, because it is equal to n+sod(n) for n = 323233992 and 323234010.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162343 + ... + 164321.

It is an arithmetic number, because the mean of its divisors is an integer number (12262250).

Almost surely, 2323234028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323234028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (441441000).

323234028 is an abundant number, since it is smaller than the sum of its proper divisors (559647972).

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

323234028 is a wasteful number, since it uses less digits than its factorization.

323234028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2351 (or 2346 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 323234028 is about 17978.7104098153. The cubic root of 323234028 is about 686.2868721168.

The spelling of 323234028 in words is "three hundred twenty-three million, two hundred thirty-four thousand, twenty-eight".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 349 468 698 1047 1396 1979 2094 3141 3958 4188 4537 5937 6282 7916 9074 11874 12564 13611 17811 18148 23748 25727 27222 35622 40833 51454 54444 71244 77181 81666 102908 154362 163332 231543 308724 463086 690671 926172 1381342 2072013 2762684 4144026 6216039 8288052 8978723 12432078 17957446 24864156 26936169 35914892 53872338 80808507 107744676 161617014 323234028