Search a number
-
+
1024100030 = 25409125033
BaseRepresentation
bin111101000010101…
…000011010111110
32122101000200010202
4331002220122332
54044132200110
6245342003502
734243464242
oct7502503276
92571020122
101024100030
11486094568
12246b76592
13134227865
149a022422
155ed920a5
hex3d0a86be

1024100030 has 16 divisors (see below), whose sum is σ = 1843904304. Its totient is φ = 409523520.

The previous prime is 1024100029. The next prime is 1024100039. The reversal of 1024100030 is 300014201.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1024099984 and 1024100020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1024100039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28394 + ... + 53426.

It is an arithmetic number, because the mean of its divisors is an integer number (115244019).

Almost surely, 21024100030 is an apocalyptic number.

1024100030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1024100030 is a deficient number, since it is larger than the sum of its proper divisors (819804274).

1024100030 is a wasteful number, since it uses less digits than its factorization.

1024100030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29131.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1024100030 is about 32001.5629305820. The cubic root of 1024100030 is about 1007.9696591344.

Adding to 1024100030 its reverse (300014201), we get a palindrome (1324114231).

The spelling of 1024100030 in words is "one billion, twenty-four million, one hundred thousand, thirty".

Divisors: 1 2 5 10 4091 8182 20455 25033 40910 50066 125165 250330 102410003 204820006 512050015 1024100030