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230301023 = 1774318233
BaseRepresentation
bin11011011101000…
…01110101011111
3121001100111121112
431232201311133
5432424113043
634504052235
75464345361
oct1556416537
9531314545
10230301023
11108aa9627
126516407b
13389362c4
142282cd31
1515342518
hexdba1d5f

230301023 has 8 divisors (see below), whose sum is σ = 244189728. Its totient is φ = 216450304.

The previous prime is 230301011. The next prime is 230301053. The reversal of 230301023 is 320103032.

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 230301023 - 24 = 230301007 is a prime.

It is a super-2 number, since 2×2303010232 = 106077122389693058, 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 = 230300989 and 230301007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230301053) 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, 3515 + ... + 21747.

It is an arithmetic number, because the mean of its divisors is an integer number (30523716).

Almost surely, 2230301023 is an apocalyptic number.

230301023 is a deficient number, since it is larger than the sum of its proper divisors (13888705).

230301023 is a wasteful number, since it uses less digits than its factorization.

230301023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18993.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 230301023 is about 15175.6720773744. The cubic root of 230301023 is about 612.9597474516.

Adding to 230301023 its reverse (320103032), we get a palindrome (550404055).

The spelling of 230301023 in words is "two hundred thirty million, three hundred one thousand, twenty-three".

Divisors: 1 17 743 12631 18233 309961 13547119 230301023