Search a number
-
+
30331200300 = 22352646915629
BaseRepresentation
bin11100001111111000…
…010110001100101100
32220021211111121202220
4130033320112030230
5444104241402200
621533422515340
72122430643252
oct341770261454
986254447686
1030331200300
1111955198795
125a65a35b50
132b24b982cb
14167a4205d2
15bc7c4c4a0
hex70fe1632c

30331200300 has 72 divisors (see below), whose sum is σ = 87777454800. Its totient is φ = 8086552320.

The previous prime is 30331200287. The next prime is 30331200307. The reversal of 30331200300 is 300213303.

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

It is a self number, because there is not a number n which added to its sum of digits gives 30331200300.

It is not an unprimeable number, because it can be changed into a prime (30331200307) 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, 1932886 + ... + 1948514.

Almost surely, 230331200300 is an apocalyptic number.

30331200300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30331200300 is an abundant number, since it is smaller than the sum of its proper divisors (57446254500).

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

30331200300 is a wasteful number, since it uses less digits than its factorization.

30331200300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22115 (or 22108 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 15.

Adding to 30331200300 its reverse (300213303), we get a palindrome (30631413603).

The spelling of 30331200300 in words is "thirty billion, three hundred thirty-one million, two hundred thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 150 300 6469 12938 15629 19407 25876 31258 32345 38814 46887 62516 64690 77628 78145 93774 97035 129380 156290 161725 187548 194070 234435 312580 323450 388140 390725 468870 485175 646900 781450 937740 970350 1172175 1562900 1940700 2344350 4688700 101104001 202208002 303312003 404416004 505520005 606624006 1011040010 1213248012 1516560015 2022080020 2527600025 3033120030 5055200050 6066240060 7582800075 10110400100 15165600150 30331200300