Search a number
-
+
20010000110 = 25171575211439
BaseRepresentation
bin10010101000101100…
…000101111011101110
31220122112100022211012
4102220230011323232
5311440030000420
613105323425222
71305603123512
oct225054057356
956575308735
1020010000110
11853913a281
123a65385212
131b6b799569
14d7b76a142
157c1a93dc5
hex4a8b05eee

20010000110 has 64 divisors (see below), whose sum is σ = 38480002560. Its totient is φ = 7465635840.

The previous prime is 20010000097. The next prime is 20010000133. The reversal of 20010000110 is 1100001002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20010000094 and 20010000103.

It is a congruent number.

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, 13904771 + ... + 13906209.

It is an arithmetic number, because the mean of its divisors is an integer number (601250040).

Almost surely, 220010000110 is an apocalyptic number.

20010000110 is a deficient number, since it is larger than the sum of its proper divisors (18470002450).

20010000110 is a wasteful number, since it uses less digits than its factorization.

20010000110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141.

The product of its (nonzero) digits is 2, while the sum is 5.

Adding to 20010000110 its reverse (1100001002), we get a palindrome (21110001112).

The spelling of 20010000110 in words is "twenty billion, ten million, one hundred ten", and thus it is an aban number.

Divisors: 1 2 5 10 17 34 85 157 170 314 521 785 1042 1439 1570 2605 2669 2878 5210 5338 7195 8857 13345 14390 17714 24463 26690 44285 48926 81797 88570 122315 163594 225923 244630 408985 451846 749719 817970 1129615 1390549 1499438 2259230 2781098 3748595 3840691 6952745 7497190 7681382 12745223 13905490 19203455 25490446 38406910 63726115 117705883 127452230 235411766 588529415 1177058830 2001000011 4002000022 10005000055 20010000110