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2107274 = 21381049
BaseRepresentation
bin1000000010011110001010
310222001122012
420002132022
51014413044
6113055522
723624441
oct10023612
93861565
102107274
11120a254
128575a2
1358a210
143cbd58
152b959e
hex20278a

2107274 has 8 divisors (see below), whose sum is σ = 3404100. Its totient is φ = 972576.

The previous prime is 2107247. The next prime is 2107289. The reversal of 2107274 is 4727012.

It can be written as a sum of positive squares in 2 ways, for example, as 1755625 + 351649 = 1325^2 + 593^2 .

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

It is a super-2 number, since 2×21072742 = 8881207422152, which contains 22 as substring.

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

It is a Curzon number.

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, 40499 + ... + 40550.

22107274 is an apocalyptic number.

2107274 is a deficient number, since it is larger than the sum of its proper divisors (1296826).

2107274 is a wasteful number, since it uses less digits than its factorization.

2107274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81064.

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 2107274 is about 1451.6452734742. The cubic root of 2107274 is about 128.2056021883.

The spelling of 2107274 in words is "two million, one hundred seven thousand, two hundred seventy-four".

Divisors: 1 2 13 26 81049 162098 1053637 2107274