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6125230231 = 371813532591
BaseRepresentation
bin1011011010001011…
…11001100010010111
3120210212200221020221
411231011321202113
5100021024331411
62451444535211
7304534412041
oct55505714227
916725627227
106125230231
11266359514a
12122b3b1507
137680044b3
144216caa91
1525cb23071
hex16d179897

6125230231 has 16 divisors (see below), whose sum is σ = 6345900288. Its totient is φ = 5907686400.

The previous prime is 6125230187. The next prime is 6125230261. The reversal of 6125230231 is 1320325216.

It is a de Polignac number, because none of the positive numbers 2k-6125230231 is a prime.

It is a super-2 number, since 2×61252302312 = 75036890765512626722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6125230196 and 6125230205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6125230261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2362746 + ... + 2365336.

It is an arithmetic number, because the mean of its divisors is an integer number (396618768).

Almost surely, 26125230231 is an apocalyptic number.

6125230231 is a deficient number, since it is larger than the sum of its proper divisors (220670057).

6125230231 is a wasteful number, since it uses less digits than its factorization.

6125230231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3162.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 6125230231 is about 78263.8500905750. The cubic root of 6125230231 is about 1829.6757795028.

Adding to 6125230231 its reverse (1320325216), we get a palindrome (7445555447).

The spelling of 6125230231 in words is "six billion, one hundred twenty-five million, two hundred thirty thousand, two hundred thirty-one".

Divisors: 1 37 181 353 2591 6697 13061 63893 95867 468971 914623 2364041 17351927 33841051 165546763 6125230231