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230577101 = 317437971
BaseRepresentation
bin11011011111001…
…01001111001101
3121001212112022122
431233211033031
5433011431401
634514022325
75466605306
oct1557451715
9531775278
10230577101
11109177a97
12652779a5
1338a01b71
14228a17ad
151539921b
hexdbe53cd

230577101 has 4 divisors (see below), whose sum is σ = 238015104. Its totient is φ = 223139100.

The previous prime is 230577091. The next prime is 230577119. The reversal of 230577101 is 101775032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230577101 - 222 = 226382797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232577101) 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, 3718955 + ... + 3719016.

It is an arithmetic number, because the mean of its divisors is an integer number (59503776).

Almost surely, 2230577101 is an apocalyptic number.

It is an amenable number.

230577101 is a deficient number, since it is larger than the sum of its proper divisors (7438003).

230577101 is an equidigital number, since it uses as much as digits as its factorization.

230577101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7438002.

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 230577101 is about 15184.7654245958. The cubic root of 230577101 is about 613.2045822674.

Subtracting from 230577101 its sum of digits (26), we obtain a triangular number (230577075 = T21474).

The spelling of 230577101 in words is "two hundred thirty million, five hundred seventy-seven thousand, one hundred one".

Divisors: 1 31 7437971 230577101