Search a number
-
+
3030795180 = 2232572405393
BaseRepresentation
bin1011010010100110…
…0100001110101100
321211012222100101100
42310221210032230
522201340421210
61220424243100
7135051222360
oct26451441654
97735870340
103030795180
111315894306
12707010490
13393ba743a
1420a7412a0
1512b1285c0
hexb4a643ac

3030795180 has 72 divisors (see below), whose sum is σ = 10506760992. Its totient is φ = 692752896.

The previous prime is 3030795161. The next prime is 3030795181. The reversal of 3030795180 is 815970303.

It is a super-2 number, since 2×30307951802 = 18371438846222464800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3030795181) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1201437 + ... + 1203956.

It is an arithmetic number, because the mean of its divisors is an integer number (145927236).

Almost surely, 23030795180 is an apocalyptic number.

3030795180 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3030795180 is an abundant number, since it is smaller than the sum of its proper divisors (7475965812).

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

3030795180 is a wasteful number, since it uses less digits than its factorization.

3030795180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405415 (or 2405410 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 3030795180 is about 55052.6582464462. The cubic root of 3030795180 is about 1447.1677063035.

The spelling of 3030795180 in words is "three billion, thirty million, seven hundred ninety-five thousand, one hundred eighty".

Divisors: 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 180 210 252 315 420 630 1260 2405393 4810786 7216179 9621572 12026965 14432358 16837751 21648537 24053930 28864716 33675502 36080895 43297074 48107860 50513253 67351004 72161790 84188755 86594148 101026506 108242685 144323580 151539759 168377510 202053012 216485370 252566265 303079518 336755020 432970740 505132530 606159036 757698795 1010265060 1515397590 3030795180