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423783396 = 2232472732
BaseRepresentation
bin11001010000100…
…110101111100100
31002112102102112100
4121100212233210
51331442032041
6110015052100
713334046051
oct3120465744
91075372470
10423783396
111a823a813
12b9b11030
1369a4ab0a
14403d6028
15273106b6
hex19426be4

423783396 has 81 divisors (see below), whose sum is σ = 1109705961. Its totient is φ = 136361664.

The previous prime is 423783383. The next prime is 423783401. The reversal of 423783396 is 693387324.

The square root of 423783396 is 20586.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 240560100 + 183223296 = 15510^2 + 13536^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 5805216 + ... + 5805288.

Almost surely, 2423783396 is an apocalyptic number.

423783396 is the 20586-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423783396

423783396 is an abundant number, since it is smaller than the sum of its proper divisors (685922565).

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

423783396 is a wasteful number, since it uses less digits than its factorization.

423783396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 125 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The cubic root of 423783396 is about 751.1292003555.

The spelling of 423783396 in words is "four hundred twenty-three million, seven hundred eighty-three thousand, three hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 36 47 73 94 141 146 188 219 282 292 423 438 564 657 846 876 1314 1692 2209 2628 3431 4418 5329 6627 6862 8836 10293 10658 13254 13724 15987 19881 20586 21316 26508 30879 31974 39762 41172 47961 61758 63948 79524 95922 123516 161257 191844 250463 322514 483771 500926 645028 751389 967542 1001852 1451313 1502778 1935084 2254167 2902626 3005556 4508334 5805252 9016668 11771761 23543522 35315283 47087044 70630566 105945849 141261132 211891698 423783396