Search a number
-
+
12302450300 = 2252717574929
BaseRepresentation
bin10110111010100100…
…00111111001111100
31011202101020020011102
423131102013321330
5200143411402200
65352432112232
7613603050020
oct133522077174
934671206142
1012302450300
115243459aa8
122474095678
131210a0c9ba
14849c6c380
154c00b56d5
hex2dd487e7c

12302450300 has 36 divisors (see below), whose sum is σ = 30510078480. Its totient is φ = 4217982720.

The previous prime is 12302450273. The next prime is 12302450317. The reversal of 12302450300 is 305420321.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8786765 + ... + 8788164.

It is an arithmetic number, because the mean of its divisors is an integer number (847502180).

Almost surely, 212302450300 is an apocalyptic number.

12302450300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12302450300 is an abundant number, since it is smaller than the sum of its proper divisors (18207628180).

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

12302450300 is a wasteful number, since it uses less digits than its factorization.

12302450300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17574950 (or 17574943 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 12302450300 its reverse (305420321), we get a palindrome (12607870621).

The spelling of 12302450300 in words is "twelve billion, three hundred two million, four hundred fifty thousand, three hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 50 70 100 140 175 350 700 17574929 35149858 70299716 87874645 123024503 175749290 246049006 351498580 439373225 492098012 615122515 878746450 1230245030 1757492900 2460490060 3075612575 6151225150 12302450300