Search a number
-
+
2105024235 = 351731726041
BaseRepresentation
bin111110101111000…
…0001111011101011
312102200222022101120
41331132001323223
513302341233420
6544513550323
7103110260616
oct17536017353
95380868346
102105024235
1199025a956
124a8b753a3
13277159992
1415d7d717d
15c4c0ad40
hex7d781eeb

2105024235 has 32 divisors (see below), whose sum is σ = 3577545792. Its totient is φ = 1053265920.

The previous prime is 2105024213. The next prime is 2105024249. The reversal of 2105024235 is 5324205012.

It is not a de Polignac number, because 2105024235 - 216 = 2104958699 is a prime.

It is a super-2 number, since 2×21050242352 = 8862254059874670450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67815 + ... + 93855.

It is an arithmetic number, because the mean of its divisors is an integer number (111798306).

Almost surely, 22105024235 is an apocalyptic number.

2105024235 is a deficient number, since it is larger than the sum of its proper divisors (1472521557).

2105024235 is a wasteful number, since it uses less digits than its factorization.

2105024235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26383.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2105024235 is about 45880.5430983549. The cubic root of 2105024235 is about 1281.5996104519.

Adding to 2105024235 its reverse (5324205012), we get a palindrome (7429229247).

The spelling of 2105024235 in words is "two billion, one hundred five million, twenty-four thousand, two hundred thirty-five".

Divisors: 1 3 5 15 17 51 85 255 317 951 1585 4755 5389 16167 26041 26945 78123 80835 130205 390615 442697 1328091 2213485 6640455 8254997 24764991 41274985 123824955 140334949 421004847 701674745 2105024235