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424013252 = 221317677159
BaseRepresentation
bin11001010001011…
…110110111000100
31002112212002211112
4121101132313010
51332021411002
6110024024152
713336024145
oct3121366704
91075762745
10424013252
111a8387483
12ba002058
1369acb620
1440455acc
1527358852
hex1945edc4

424013252 has 48 divisors (see below), whose sum is σ = 858856320. Its totient is φ = 181412352.

The previous prime is 424013243. The next prime is 424013297. The reversal of 424013252 is 252310424.

It is a happy number.

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, 55649 + ... + 62807.

It is an arithmetic number, because the mean of its divisors is an integer number (17892840).

Almost surely, 2424013252 is an apocalyptic number.

It is an amenable number.

424013252 is an abundant number, since it is smaller than the sum of its proper divisors (434843068).

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

424013252 is a wasteful number, since it uses less digits than its factorization.

424013252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7260 (or 7258 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 424013252 is about 20591.5820664659. The cubic root of 424013252 is about 751.2649775392.

Adding to 424013252 its reverse (252310424), we get a palindrome (676323676).

The spelling of 424013252 in words is "four hundred twenty-four million, thirteen thousand, two hundred fifty-two".

Divisors: 1 2 4 13 17 26 34 52 67 68 134 221 268 442 871 884 1139 1742 2278 3484 4556 7159 14318 14807 28636 29614 59228 93067 121703 186134 243406 372268 479653 486812 959306 1582139 1918612 3164278 6235489 6328556 8154101 12470978 16308202 24941956 32616404 106003313 212006626 424013252