Search a number
-
+
2013200231020 = 225119901924241
BaseRepresentation
bin11101010010111100000…
…101011010101001101100
321010110102101102001202021
4131102330011122221230
5230441013224343040
64140503523435524
7265306656421426
oct35227405325154
97113371361667
102013200231020
11706880056820
12286208825ba4
13117ac8271564
146d621a5b816
153757bcd224a
hex1d4bc15aa6c

2013200231020 has 48 divisors (see below), whose sum is σ = 4612529519136. Its totient is φ = 731998080000.

The previous prime is 2013200230997. The next prime is 2013200231023. The reversal of 2013200231020 is 201320023102.

It is a junction number, because it is equal to n+sod(n) for n = 2013200230985 and 2013200231003.

It is not an unprimeable number, because it can be changed into a prime (2013200231023) 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, 1716100 + ... + 2640340.

It is an arithmetic number, because the mean of its divisors is an integer number (96094364982).

Almost surely, 22013200231020 is an apocalyptic number.

2013200231020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013200231020 is an abundant number, since it is smaller than the sum of its proper divisors (2599329288116).

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

2013200231020 is a wasteful number, since it uses less digits than its factorization.

2013200231020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934162 (or 934160 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 2013200231020 its reverse (201320023102), we get a palindrome (2214520254122).

The spelling of 2013200231020 in words is "two trillion, thirteen billion, two hundred million, two hundred thirty-one thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 9901 19802 39604 49505 99010 108911 198020 217822 435644 544555 924241 1089110 1848482 2178220 3696964 4621205 9242410 10166651 18484820 20333302 40666604 50833255 101666510 203333020 9150910141 18301820282 36603640564 45754550705 91509101410 100660011551 183018202820 201320023102 402640046204 503300057755 1006600115510 2013200231020