Search a number
-
+
3030402030 = 235234391887
BaseRepresentation
bin1011010010100000…
…0100001111101110
321211012020101002020
42310220010033232
522201240331110
61220412011010
7135044664225
oct26450041756
97735211066
103030402030
111315645997
12706a60a66
13393a9a4c6
1420a67bcbc
1512b09bd70
hexb4a043ee

3030402030 has 32 divisors (see below), whose sum is σ = 7589182464. Its totient is φ = 772971936.

The previous prime is 3030402013. The next prime is 3030402047. The reversal of 3030402030 is 302040303.

It is an interprime number because it is at equal distance from previous prime (3030402013) and next prime (3030402047).

It is a super-3 number, since 3×30304020303 (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2195254 + ... + 2196633.

It is an arithmetic number, because the mean of its divisors is an integer number (237161952).

Almost surely, 23030402030 is an apocalyptic number.

3030402030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3030402030 is an abundant number, since it is smaller than the sum of its proper divisors (4558780434).

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

3030402030 is a wasteful number, since it uses less digits than its factorization.

3030402030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4391920.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 3030402030 is about 55049.0874583766. The cubic root of 3030402030 is about 1447.1051288221.

Adding to 3030402030 its reverse (302040303), we get a palindrome (3332442333).

The spelling of 3030402030 in words is "three billion, thirty million, four hundred two thousand, thirty".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 4391887 8783774 13175661 21959435 26351322 43918870 65878305 101013401 131756610 202026802 303040203 505067005 606080406 1010134010 1515201015 3030402030