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230340199 = 317430329
BaseRepresentation
bin11011011101010…
…11011001100111
3121001102111100111
431232223121213
5432431341244
634504553451
75464600525
oct1556533147
9531374314
10230340199
11109026001
1265182887
133894b09b
142283d315
151534de34
hexdbab667

230340199 has 4 divisors (see below), whose sum is σ = 237770560. Its totient is φ = 222909840.

The previous prime is 230340197. The next prime is 230340233. The reversal of 230340199 is 991043032.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 230340199 - 21 = 230340197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 7430329 = 230340199 / (2 + 3 + 0 + 3 + 4 + 0 + 1 + 9 + 9).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230340199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230340197) 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, 3715134 + ... + 3715195.

It is an arithmetic number, because the mean of its divisors is an integer number (59442640).

Almost surely, 2230340199 is an apocalyptic number.

230340199 is a deficient number, since it is larger than the sum of its proper divisors (7430361).

230340199 is an equidigital number, since it uses as much as digits as its factorization.

230340199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7430360.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 230340199 is about 15176.9627725708. The cubic root of 230340199 is about 612.9945018920.

The spelling of 230340199 in words is "two hundred thirty million, three hundred forty thousand, one hundred ninety-nine".

Divisors: 1 31 7430329 230340199