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12345034 = 213474809
BaseRepresentation
bin101111000101…
…111011001010
3212020012012111
4233011323022
511130020114
61120332534
7206634232
oct57057312
925205174
1012345034
116a72009
12417414a
132733070
1418d4cc2
15113cbc4
hexbc5eca

12345034 has 8 divisors (see below), whose sum is σ = 19942020. Its totient is φ = 5697696.

The previous prime is 12345017. The next prime is 12345049. The reversal of 12345034 is 43054321.

It can be written as a sum of positive squares in 2 ways, for example, as 12145225 + 199809 = 3485^2 + 447^2 .

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

It is a super-2 number, since 2×123450342 = 304799728922312, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 12344996 and 12345014.

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, 237379 + ... + 237430.

Almost surely, 212345034 is an apocalyptic number.

12345034 is a deficient number, since it is larger than the sum of its proper divisors (7596986).

12345034 is a wasteful number, since it uses less digits than its factorization.

12345034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474824.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 12345034 is about 3513.5500565667. The cubic root of 12345034 is about 231.1163996742.

Adding to 12345034 its reverse (43054321), we get a palindrome (55399355).

The spelling of 12345034 in words is "twelve million, three hundred forty-five thousand, thirty-four".

Divisors: 1 2 13 26 474809 949618 6172517 12345034