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12534370 = 251253437
BaseRepresentation
bin101111110100…
…001001100010
3212120210220221
4233310021202
511202044440
61124353254
7211353232
oct57641142
925523827
1012534370
117091292
12424582a
13279b2b4
141943cc2
151178d4a
hexbf4262

12534370 has 8 divisors (see below), whose sum is σ = 22561884. Its totient is φ = 5013744.

The previous prime is 12534367. The next prime is 12534421. The reversal of 12534370 is 7343521.

12534370 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11840481 + 693889 = 3441^2 + 833^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×125343702 = 314220862593800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626709 + ... + 626728.

Almost surely, 212534370 is an apocalyptic number.

12534370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12534370 is a deficient number, since it is larger than the sum of its proper divisors (10027514).

12534370 is a wasteful number, since it uses less digits than its factorization.

12534370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253444.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 12534370 is about 3540.3912213200. The cubic root of 12534370 is about 232.2919555677.

Adding to 12534370 its reverse (7343521), we get a palindrome (19877891).

The spelling of 12534370 in words is "twelve million, five hundred thirty-four thousand, three hundred seventy".

Divisors: 1 2 5 10 1253437 2506874 6267185 12534370