Search a number
-
+
2907069 = 31188093
BaseRepresentation
bin1011000101101110111101
312110200202020
423011232331
51221011234
6142150353
733465264
oct13055675
95420666
102907069
111706140
12b823b9
137aa279
145595db
153c6549
hex2c5bbd

2907069 has 8 divisors (see below), whose sum is σ = 4228512. Its totient is φ = 1761840.

The previous prime is 2907067. The next prime is 2907089. The reversal of 2907069 is 9607092.

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

It is not a de Polignac number, because 2907069 - 21 = 2907067 is a prime.

It is a super-2 number, since 2×29070692 = 16902100341522, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 88093 = 2907069 / (2 + 9 + 0 + 7 + 0 + 6 + 9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2907061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44014 + ... + 44079.

It is an arithmetic number, because the mean of its divisors is an integer number (528564).

22907069 is an apocalyptic number.

It is an amenable number.

2907069 is a deficient number, since it is larger than the sum of its proper divisors (1321443).

2907069 is a wasteful number, since it uses less digits than its factorization.

2907069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88107.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 2907069 is about 1705.0129031770. The cubic root of 2907069 is about 142.7200907973.

The spelling of 2907069 in words is "two million, nine hundred seven thousand, sixty-nine".

Divisors: 1 3 11 33 88093 264279 969023 2907069