Base | Representation |
---|---|
bin | 11001000110001… |
… | …001100000110110 |
3 | 1002100021011100200 |
4 | 121012021200312 |
5 | 1330241322410 |
6 | 105440221330 |
7 | 13301541240 |
oct | 3106114066 |
9 | 1070234320 |
10 | 421042230 |
11 | 1a6738294 |
12 | b900a846 |
13 | 692cb21b |
14 | 3dcc1090 |
15 | 26e6d3c0 |
hex | 19189836 |
421042230 has 96 divisors (see below), whose sum is σ = 1324724544. Its totient is φ = 90574848.
The previous prime is 421042207. The next prime is 421042249. The reversal of 421042230 is 32240124.
421042230 is a `hidden beast` number, since 4 + 210 + 422 + 30 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8947 + ... + 30366.
It is an arithmetic number, because the mean of its divisors is an integer number (13799214).
Almost surely, 2421042230 is an apocalyptic number.
421042230 is an abundant number, since it is smaller than the sum of its proper divisors (903682314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
421042230 is a wasteful number, since it uses less digits than its factorization.
421042230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39350 (or 39347 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 421042230 is about 20519.3135850106. The cubic root of 421042230 is about 749.5061815959.
Adding to 421042230 its reverse (32240124), we get a palindrome (453282354).
The spelling of 421042230 in words is "four hundred twenty-one million, forty-two thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •