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230034531 = 3174510481
BaseRepresentation
bin11011011011000…
…00110001100011
3121000211222001110
431231200301203
5432342101111
634454234403
75462155416
oct1555406143
9530758043
10230034531
11108937391
1265055a03
1338871c0c
142279db7d
15152dd5a6
hexdb60c63

230034531 has 8 divisors (see below), whose sum is σ = 324754704. Its totient is φ = 144335360.

The previous prime is 230034527. The next prime is 230034547. The reversal of 230034531 is 135430032.

230034531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 230034531 - 22 = 230034527 is a prime.

It is a super-2 number, since 2×2300345312 = 105831770904779922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 230034498 and 230034507.

It is not an unprimeable number, because it can be changed into a prime (230034031) 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, 2255190 + ... + 2255291.

It is an arithmetic number, because the mean of its divisors is an integer number (40594338).

Almost surely, 2230034531 is an apocalyptic number.

230034531 is a deficient number, since it is larger than the sum of its proper divisors (94720173).

230034531 is a wasteful number, since it uses less digits than its factorization.

230034531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510501.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 230034531 is about 15166.8892987323. The cubic root of 230034531 is about 612.7232281436.

Adding to 230034531 its reverse (135430032), we get a palindrome (365464563).

The spelling of 230034531 in words is "two hundred thirty million, thirty-four thousand, five hundred thirty-one".

Divisors: 1 3 17 51 4510481 13531443 76678177 230034531