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230402514 = 2343893033
BaseRepresentation
bin11011011101110…
…10100111010010
3121001112122211110
431232322213102
5432440340024
634510154150
75465250306
oct1556724722
9531478743
10230402514
11109068901
12651b2956
1338970564
1422857d06
1515362629
hexdbba9d2

230402514 has 16 divisors (see below), whose sum is σ = 471521952. Its totient is φ = 75014688.

The previous prime is 230402483. The next prime is 230402521. The reversal of 230402514 is 415204032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446259 + ... + 446774.

It is an arithmetic number, because the mean of its divisors is an integer number (29470122).

Almost surely, 2230402514 is an apocalyptic number.

230402514 is an abundant number, since it is smaller than the sum of its proper divisors (241119438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230402514 is a wasteful number, since it uses less digits than its factorization.

230402514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893081.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 230402514 is about 15179.0155807285. The cubic root of 230402514 is about 613.0497756543.

Adding to 230402514 its reverse (415204032), we get a palindrome (645606546).

The spelling of 230402514 in words is "two hundred thirty million, four hundred two thousand, five hundred fourteen".

Divisors: 1 2 3 6 43 86 129 258 893033 1786066 2679099 5358198 38400419 76800838 115201257 230402514