Search a number
-
+
1630024230 = 235392913829
BaseRepresentation
bin110000100101000…
…0011001000100110
311012121011210212210
41201022003020212
511314241233410
6425425024250
755251656142
oct14112031046
94177153783
101630024230
1176711936a
12395a85086
131cc918aa3
141166ac222
1598180220
hex61283226

1630024230 has 32 divisors (see below), whose sum is σ = 3913336800. Its totient is φ = 434531072.

The previous prime is 1630024229. The next prime is 1630024241. The reversal of 1630024230 is 324200361.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1630024197 and 1630024206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110956 + ... + 124784.

It is an arithmetic number, because the mean of its divisors is an integer number (122291775).

Almost surely, 21630024230 is an apocalyptic number.

1630024230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1630024230 is an abundant number, since it is smaller than the sum of its proper divisors (2283312570).

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

1630024230 is a wasteful number, since it uses less digits than its factorization.

1630024230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17768.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1630024230 is about 40373.5585501204. The cubic root of 1630024230 is about 1176.8777532831.

Adding to 1630024230 its reverse (324200361), we get a palindrome (1954224591).

The spelling of 1630024230 in words is "one billion, six hundred thirty million, twenty-four thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 3929 7858 11787 13829 19645 23574 27658 39290 41487 58935 69145 82974 117870 138290 207435 414870 54334141 108668282 163002423 271670705 326004846 543341410 815012115 1630024230