[go: up one dir, main page]

Search a number
-
+
3154230 = 2325101347
BaseRepresentation
bin1100000010000100110110
312221020210100
430002010312
51301413410
6151334530
735545002
oct14020466
95836710
103154230
111864902
121081446
13865911
145c1702
154248c0
hex302136

3154230 has 48 divisors (see below), whose sum is σ = 8306064. Its totient is φ = 830400.

The previous prime is 3154223. The next prime is 3154237. The reversal of 3154230 is 324513.

It is an interprime number because it is at equal distance from previous prime (3154223) and next prime (3154237).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3154237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8917 + ... + 9263.

It is an arithmetic number, because the mean of its divisors is an integer number (173043).

Almost surely, 23154230 is an apocalyptic number.

3154230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3154230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4153032).

3154230 is an abundant number, since it is smaller than the sum of its proper divisors (5151834).

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

3154230 is a wasteful number, since it uses less digits than its factorization.

3154230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461 (or 458 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3154230 is about 1776.0152026376. The cubic root of 3154230 is about 146.6553078898.

Adding to 3154230 its reverse (324513), we get a palindrome (3478743).

The spelling of 3154230 in words is "three million, one hundred fifty-four thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 101 202 303 347 505 606 694 909 1010 1041 1515 1735 1818 2082 3030 3123 3470 4545 5205 6246 9090 10410 15615 31230 35047 70094 105141 175235 210282 315423 350470 525705 630846 1051410 1577115 3154230