Search a number
-
+
8840230 = 257472687
BaseRepresentation
bin100001101110…
…010000100110
3121122010111221
4201232100212
54230341410
6513250554
7135066160
oct41562046
917563457
108840230
114a98883
122b63a5a
131aa6a09
141261930
15b994da
hex86e426

8840230 has 32 divisors (see below), whose sum is σ = 18579456. Its totient is φ = 2965344.

The previous prime is 8840213. The next prime is 8840231. The reversal of 8840230 is 320488.

It is a junction number, because it is equal to n+sod(n) for n = 8840195 and 8840204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8840231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1947 + ... + 4633.

It is an arithmetic number, because the mean of its divisors is an integer number (580608).

Almost surely, 28840230 is an apocalyptic number.

8840230 is an abundant number, since it is smaller than the sum of its proper divisors (9739226).

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

8840230 is a wasteful number, since it uses less digits than its factorization.

8840230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2748.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 8840230 is about 2973.2524278978. The cubic root of 8840230 is about 206.7701557073.

The spelling of 8840230 in words is "eight million, eight hundred forty thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 47 70 94 235 329 470 658 1645 2687 3290 5374 13435 18809 26870 37618 94045 126289 188090 252578 631445 884023 1262890 1768046 4420115 8840230