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12253404 = 22319223241
BaseRepresentation
bin101110101111…
…100011011100
3212001112111210
4232233203130
511114102104
61114344420
7206103132
oct56574334
925045453
1012253404
116a0a189
12412b110
132700447
1418ad752
151120989
hexbaf8dc

12253404 has 48 divisors (see below), whose sum is σ = 30356480. Its totient is φ = 3836160.

The previous prime is 12253387. The next prime is 12253427. The reversal of 12253404 is 40435221.

It is a congruent 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, 50724 + ... + 50964.

Almost surely, 212253404 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 12253404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15178240).

12253404 is an abundant number, since it is smaller than the sum of its proper divisors (18103076).

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

12253404 is a wasteful number, since it uses less digits than its factorization.

12253404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 12253404 is about 3500.4862519370. The cubic root of 12253404 is about 230.5431649046.

Adding to 12253404 its reverse (40435221), we get a palindrome (52688625).

The spelling of 12253404 in words is "twelve million, two hundred fifty-three thousand, four hundred four".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 223 228 241 446 482 669 723 892 964 1338 1446 2676 2892 4237 4579 8474 9158 12711 13737 16948 18316 25422 27474 50844 53743 54948 107486 161229 214972 322458 644916 1021117 2042234 3063351 4084468 6126702 12253404