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3012300232220 = 225612469098551
BaseRepresentation
bin101011110101011011000…
…101011101011000011100
3101122222021101022210222102
4223311123011131120130
5343323142324412340
610223455344104232
7430426415335316
oct53653305353034
911588241283872
103012300232220
11a61566a50254
12407979305078
1318b09bc44116
14a5b207487b6
155355451c215
hex2bd5b15d61c

3012300232220 has 24 divisors (see below), whose sum is σ = 6429532629408. Its totient is φ = 1185167304000.

The previous prime is 3012300232217. The next prime is 3012300232243. The reversal of 3012300232220 is 222320032103.

It is a super-2 number, since 2×30123002322202 (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3012300232192 and 3012300232201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1234548056 + ... + 1234550495.

It is an arithmetic number, because the mean of its divisors is an integer number (267897192892).

Almost surely, 23012300232220 is an apocalyptic number.

It is an amenable number.

3012300232220 is an abundant number, since it is smaller than the sum of its proper divisors (3417232397188).

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

3012300232220 is a wasteful number, since it uses less digits than its factorization.

3012300232220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2469098621 (or 2469098619 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 3012300232220 its reverse (222320032103), we get a palindrome (3234620264323).

The spelling of 3012300232220 in words is "three trillion, twelve billion, three hundred million, two hundred thirty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 61 122 244 305 610 1220 2469098551 4938197102 9876394204 12345492755 24690985510 49381971020 150615011611 301230023222 602460046444 753075058055 1506150116110 3012300232220