Search a number
-
+
1203200323 = 13487119001
BaseRepresentation
bin100011110110111…
…0110000101000011
310002212000220112221
41013231312011003
54431004402243
6315220431511
741550014443
oct10755660503
93085026487
101203200323
115681a2236
12296b48597
13162375070
14b5b24123
157096dbed
hex47b76143

1203200323 has 8 divisors (see below), whose sum is σ = 1296088416. Its totient is φ = 1110360000.

The previous prime is 1203200321. The next prime is 1203200333. The reversal of 1203200323 is 3230023021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1203200323 - 21 = 1203200321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1203200297 and 1203200306.

It is not an unprimeable number, because it can be changed into a prime (1203200321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53823 + ... + 72823.

It is an arithmetic number, because the mean of its divisors is an integer number (162011052).

Almost surely, 21203200323 is an apocalyptic number.

1203200323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1203200323 is a deficient number, since it is larger than the sum of its proper divisors (92888093).

1203200323 is a wasteful number, since it uses less digits than its factorization.

1203200323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23885.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 1203200323 is about 34687.1780777855. The cubic root of 1203200323 is about 1063.6024113626.

Adding to 1203200323 its reverse (3230023021), we get a palindrome (4433223344).

The spelling of 1203200323 in words is "one billion, two hundred three million, two hundred thousand, three hundred twenty-three".

Divisors: 1 13 4871 19001 63323 247013 92553871 1203200323