Search a number
-
+
3038870029 = 13972579377
BaseRepresentation
bin1011010100100001…
…0111101000001101
321211210011120222211
42311020113220031
522210422320104
61221313310421
7135206653246
oct26510275015
97753146884
103038870029
11131a3aa038
12709865411
13395773960
1420b843ccd
1512bbc0e04
hexb5217a0d

3038870029 has 16 divisors (see below), whose sum is σ = 3319586928. Its totient is φ = 2765094912.

The previous prime is 3038869991. The next prime is 3038870033. The reversal of 3038870029 is 9200788303.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 39664804 + 2999205225 = 6298^2 + 54765^2 .

It is a cyclic number.

It is not a de Polignac number, because 3038870029 - 227 = 2904652301 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3038869973 and 3038870000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3038870039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319389 + ... + 328765.

It is an arithmetic number, because the mean of its divisors is an integer number (207474183).

Almost surely, 23038870029 is an apocalyptic number.

It is an amenable number.

3038870029 is a deficient number, since it is larger than the sum of its proper divisors (280716899).

3038870029 is a wasteful number, since it uses less digits than its factorization.

3038870029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9744.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 3038870029 is about 55125.9469669229. The cubic root of 3038870029 is about 1448.4517805522.

The spelling of 3038870029 in words is "three billion, thirty-eight million, eight hundred seventy thousand, twenty-nine".

Divisors: 1 13 97 257 1261 3341 9377 24929 121901 324077 909569 2409889 11824397 31328557 233759233 3038870029