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12470258 = 237433919
BaseRepresentation
bin101111100100…
…011111110010
3212110112222102
4233210133302
511143022013
61123140402
7210665303
oct57443762
925415872
1012470258
1170480a9
124214702
132778068
1419287aa
151164d58
hexbe47f2

12470258 has 16 divisors (see below), whose sum is σ = 19662720. Its totient is φ = 5924016.

The previous prime is 12470243. The next prime is 12470267. The reversal of 12470258 is 85207421.

It is a self number, because there is not a number n which added to its sum of digits gives 12470258.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1223 + ... + 5141.

It is an arithmetic number, because the mean of its divisors is an integer number (1228920).

Almost surely, 212470258 is an apocalyptic number.

12470258 is a deficient number, since it is larger than the sum of its proper divisors (7192462).

12470258 is a wasteful number, since it uses less digits than its factorization.

12470258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4001.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 12470258 is about 3531.3252469859. The cubic root of 12470258 is about 231.8952286535.

Adding to 12470258 its reverse (85207421), we get a palindrome (97677679).

The spelling of 12470258 in words is "twelve million, four hundred seventy thousand, two hundred fifty-eight".

Divisors: 1 2 37 43 74 86 1591 3182 3919 7838 145003 168517 290006 337034 6235129 12470258