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200124312 = 23310917643
BaseRepresentation
bin10111110110110…
…10011110011000
3111221120100221120
423323122132120
5402212434222
631505205240
74650012543
oct1373323630
9457510846
10200124312
11a2a683a3
1257030820
13325cba6b
141c81585a
151288115c
hexbeda798

200124312 has 32 divisors (see below), whose sum is σ = 500834880. Its totient is φ = 66638240.

The previous prime is 200124293. The next prime is 200124349. The reversal of 200124312 is 213421002.

It is a junction number, because it is equal to n+sod(n) for n = 200124291 and 200124300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22363 + ... + 30005.

It is an arithmetic number, because the mean of its divisors is an integer number (15651090).

Almost surely, 2200124312 is an apocalyptic number.

It is an amenable number.

200124312 is an abundant number, since it is smaller than the sum of its proper divisors (300710568).

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

200124312 is a wasteful number, since it uses less digits than its factorization.

200124312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8743 (or 8739 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 200124312 is about 14146.5300338988. The cubic root of 200124312 is about 584.9246860455.

Adding to 200124312 its reverse (213421002), we get a palindrome (413545314).

The spelling of 200124312 in words is "two hundred million, one hundred twenty-four thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 1091 2182 3273 4364 6546 7643 8728 13092 15286 22929 26184 30572 45858 61144 91716 183432 8338513 16677026 25015539 33354052 50031078 66708104 100062156 200124312