Search a number
-
+
3079869128 = 237228032
BaseRepresentation
bin1011011110010011…
…0001001011001000
321221122022120011222
42313210301023020
522301421303003
61225340141212
7136215312200
oct26744611310
97848276158
103079869128
111340562296
1271b537808
133a10ca18b
14213077400
151305bdc38
hexb79312c8

3079869128 has 36 divisors (see below), whose sum is σ = 6719969115. Its totient is φ = 1319473008.

The previous prime is 3079869113. The next prime is 3079869139. The reversal of 3079869128 is 8219689703.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 1539934564 + 1539934564 = 39242^2 + 39242^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=39242.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3079869128.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1097375 + ... + 1100177.

Almost surely, 23079869128 is an apocalyptic number.

It is an amenable number.

3079869128 is an abundant number, since it is smaller than the sum of its proper divisors (3640099987).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3079869128 is an frugal number, since it uses more digits than its factorization.

3079869128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5626 (or 2812 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 53.

The square root of 3079869128 is about 55496.5686146450. The cubic root of 3079869128 is about 1454.9366619807.

The spelling of 3079869128 in words is "three billion, seventy-nine million, eight hundred sixty-nine thousand, one hundred twenty-eight".

Divisors: 1 2 4 7 8 14 28 49 56 98 196 392 2803 5606 11212 19621 22424 39242 78484 137347 156968 274694 549388 1098776 7856809 15713618 31427236 54997663 62854472 109995326 219990652 384983641 439981304 769967282 1539934564 3079869128