Search a number
-
+
1023230 = 251317463
BaseRepresentation
bin11111001110011111110
31220222121102
43321303332
5230220410
633533102
711461115
oct3716376
91828542
101023230
1163984a
12414192
1329a980
141c8c7c
151532a5
hexf9cfe

1023230 has 32 divisors (see below), whose sum is σ = 2104704. Its totient is φ = 354816.

The previous prime is 1023229. The next prime is 1023257. The reversal of 1023230 is 323201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1979 + ... + 2441.

It is an arithmetic number, because the mean of its divisors is an integer number (65772).

21023230 is an apocalyptic number.

1023230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1023230 is an abundant number, since it is smaller than the sum of its proper divisors (1081474).

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

1023230 is a wasteful number, since it uses less digits than its factorization.

1023230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 1023230 is about 1011.5483181737. The cubic root of 1023230 is about 100.7684136146.

Adding to 1023230 its reverse (323201), we get a palindrome (1346431).

The spelling of 1023230 in words is "one million, twenty-three thousand, two hundred thirty".

Divisors: 1 2 5 10 13 17 26 34 65 85 130 170 221 442 463 926 1105 2210 2315 4630 6019 7871 12038 15742 30095 39355 60190 78710 102323 204646 511615 1023230