Search a number
-
+
23200230031 = 116313342491
BaseRepresentation
bin10101100110110101…
…110110101010001111
32012212212022210112221
4111212311312222033
5340003224330111
614354045240211
71450631462416
oct254665665217
965785283487
1023200230031
119925a1a230
1245b5863067
1322596c7084
1411a133047d
1590bbb2371
hex566d76a8f

23200230031 has 8 divisors (see below), whose sum is σ = 25349459328. Its totient is φ = 21057687000.

The previous prime is 23200229981. The next prime is 23200230037. The reversal of 23200230031 is 13003200232.

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 23200230031 - 213 = 23200221839 is a prime.

It is a super-2 number, since 2×232002300312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23200229987 and 23200230014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23200230037) 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, 1664305 + ... + 1678186.

It is an arithmetic number, because the mean of its divisors is an integer number (3168682416).

Almost surely, 223200230031 is an apocalyptic number.

23200230031 is a deficient number, since it is larger than the sum of its proper divisors (2149229297).

23200230031 is a wasteful number, since it uses less digits than its factorization.

23200230031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343133.

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

Adding to 23200230031 its reverse (13003200232), we get a palindrome (36203430263).

The spelling of 23200230031 in words is "twenty-three billion, two hundred million, two hundred thirty thousand, thirty-one".

Divisors: 1 11 631 6941 3342491 36767401 2109111821 23200230031