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23434828 = 22194371101
BaseRepresentation
bin101100101100…
…1011001001100
31122002121112121
41121121121030
521444403303
62154142324
7403123054
oct131313114
948077477
1023434828
1112256a2a
127a219a4
134b16981
143180564
1520cd9bd
hex165964c

23434828 has 48 divisors (see below), whose sum is σ = 45239040. Its totient is φ = 10584000.

The previous prime is 23434787. The next prime is 23434867. The reversal of 23434828 is 82843432.

It is a junction number, because it is equal to n+sod(n) for n = 23434793 and 23434802.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231978 + ... + 232078.

It is an arithmetic number, because the mean of its divisors is an integer number (942480).

Almost surely, 223434828 is an apocalyptic number.

It is an amenable number.

23434828 is a deficient number, since it is larger than the sum of its proper divisors (21804212).

23434828 is a wasteful number, since it uses less digits than its factorization.

23434828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 236 counting only the distinct ones).

The product of its digits is 36864, while the sum is 34.

The square root of 23434828 is about 4840.9532119201. The cubic root of 23434828 is about 286.1676849310.

The spelling of 23434828 in words is "twenty-three million, four hundred thirty-four thousand, eight hundred twenty-eight".

Divisors: 1 2 4 19 38 43 71 76 86 101 142 172 202 284 404 817 1349 1634 1919 2698 3053 3268 3838 4343 5396 6106 7171 7676 8686 12212 14342 17372 28684 58007 82517 116014 136249 165034 232028 272498 308353 330068 544996 616706 1233412 5858707 11717414 23434828