Search a number
-
+
102331113 = 341981409
BaseRepresentation
bin1100001100101…
…11001011101001
321010112221220020
412012113023221
5202144043423
614053151053
72351541303
oct606271351
9233487806
10102331113
1152843975
122a32b489
131827b871
14d83a973
158eb54e3
hex61972e9

102331113 has 8 divisors (see below), whose sum is σ = 136768800. Its totient is φ = 68057088.

The previous prime is 102331091. The next prime is 102331127. The reversal of 102331113 is 311133201.

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

It is not a de Polignac number, because 102331113 - 25 = 102331081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102331092 and 102331101.

It is not an unprimeable number, because it can be changed into a prime (102331133) 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, 39448 + ... + 41961.

It is an arithmetic number, because the mean of its divisors is an integer number (17096100).

Almost surely, 2102331113 is an apocalyptic number.

It is an amenable number.

102331113 is a deficient number, since it is larger than the sum of its proper divisors (34437687).

102331113 is an equidigital number, since it uses as much as digits as its factorization.

102331113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81831.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 102331113 is about 10115.8841926942. The cubic root of 102331113 is about 467.7379047833.

Adding to 102331113 its reverse (311133201), we get a palindrome (413464314).

The spelling of 102331113 in words is "one hundred two million, three hundred thirty-one thousand, one hundred thirteen".

Divisors: 1 3 419 1257 81409 244227 34110371 102331113