Search a number
-
+
23320310230 = 2571272623207
BaseRepresentation
bin10101101101111111…
…111011000111010110
32020012020021111121201
4111231333323013112
5340224444411410
614414015103114
71453620236440
oct255577730726
966166244551
1023320310230
119987786268
124629b11a9a
13227854b649
1411b326b490
159174d183a
hex56dffb1d6

23320310230 has 32 divisors (see below), whose sum is σ = 48350969856. Its totient is φ = 7932574944.

The previous prime is 23320310197. The next prime is 23320310257. The reversal of 23320310230 is 3201302332.

It is a happy number.

It is a super-3 number, since 3×233203102303 (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23320310198 and 23320310207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1302714 + ... + 1320493.

It is an arithmetic number, because the mean of its divisors is an integer number (1510967808).

Almost surely, 223320310230 is an apocalyptic number.

23320310230 is an abundant number, since it is smaller than the sum of its proper divisors (25030659626).

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

23320310230 is a wasteful number, since it uses less digits than its factorization.

23320310230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623348.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 23320310230 its reverse (3201302332), we get a palindrome (26521612562).

The spelling of 23320310230 in words is "twenty-three billion, three hundred twenty million, three hundred ten thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 127 254 635 889 1270 1778 4445 8890 2623207 5246414 13116035 18362449 26232070 36724898 91812245 183624490 333147289 666294578 1665736445 2332031023 3331472890 4664062046 11660155115 23320310230