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10230131 = 16216311
BaseRepresentation
bin100111000001…
…100101110011
3201020202002202
4213001211303
510104331011
61003133415
7152645312
oct47014563
921222082
1010230131
11585805a
12351426b
132172542
141504279
15d7123b
hex9c1973

10230131 has 4 divisors (see below), whose sum is σ = 10238064. Its totient is φ = 10222200.

The previous prime is 10230119. The next prime is 10230133. The reversal of 10230131 is 13103201.

10230131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10230131 - 218 = 9967987 is a prime.

It is a super-2 number, since 2×102301312 = 209311160554322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10230133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1535 + ... + 4776.

It is an arithmetic number, because the mean of its divisors is an integer number (2559516).

Almost surely, 210230131 is an apocalyptic number.

10230131 is a deficient number, since it is larger than the sum of its proper divisors (7933).

10230131 is an equidigital number, since it uses as much as digits as its factorization.

10230131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7932.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 10230131 is about 3198.4575970302. The cubic root of 10230131 is about 217.0836249576.

Adding to 10230131 its reverse (13103201), we get a palindrome (23333332).

The spelling of 10230131 in words is "ten million, two hundred thirty thousand, one hundred thirty-one".

Divisors: 1 1621 6311 10230131