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230020014 = 2372782381
BaseRepresentation
bin11011011010111…
…01001110101110
3121000211020010210
431231131032232
5432341120024
634454043250
75462065200
oct1555351656
9530736123
10230020014
11108927494
1265049526
1338868423
1422798770
15152d9129
hexdb5d3ae

230020014 has 24 divisors (see below), whose sum is σ = 535149288. Its totient is φ = 65719920.

The previous prime is 230020003. The next prime is 230020039. The reversal of 230020014 is 410020032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 390897 + ... + 391484.

It is an arithmetic number, because the mean of its divisors is an integer number (22297887).

Almost surely, 2230020014 is an apocalyptic number.

230020014 is an abundant number, since it is smaller than the sum of its proper divisors (305129274).

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

230020014 is a wasteful number, since it uses less digits than its factorization.

230020014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782400 (or 782393 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 230020014 is about 15166.4107157890. The cubic root of 230020014 is about 612.7103386437.

Adding to 230020014 its reverse (410020032), we get a palindrome (640040046).

The spelling of 230020014 in words is "two hundred thirty million, twenty thousand, fourteen".

Divisors: 1 2 3 6 7 14 21 42 49 98 147 294 782381 1564762 2347143 4694286 5476667 10953334 16430001 32860002 38336669 76673338 115010007 230020014