Search a number
-
+
20202110112 = 253375687531
BaseRepresentation
bin10010110100001000…
…111011110010100000
31221010220211112012110
4102310020323302200
5312333220010422
613140345155320
71313425050132
oct226410736240
957126745173
1020202110112
118627623378
123ab978bb40
131b9c520512
14d99097052
157d389060c
hex4b423bca0

20202110112 has 48 divisors (see below), whose sum is σ = 54463806432. Its totient is φ = 6552034560.

The previous prime is 20202110087. The next prime is 20202110143. The reversal of 20202110112 is 21101120202.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2840214 + ... + 2847317.

It is an arithmetic number, because the mean of its divisors is an integer number (1134662634).

Almost surely, 220202110112 is an apocalyptic number.

It is an amenable number.

20202110112 is an abundant number, since it is smaller than the sum of its proper divisors (34261696320).

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

20202110112 is a wasteful number, since it uses less digits than its factorization.

20202110112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5687581 (or 5687573 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20202110112 its reverse (21101120202), we get a palindrome (41303230314).

The spelling of 20202110112 in words is "twenty billion, two hundred two million, one hundred ten thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 32 37 48 74 96 111 148 222 296 444 592 888 1184 1776 3552 5687531 11375062 17062593 22750124 34125186 45500248 68250372 91000496 136500744 182000992 210438647 273001488 420877294 546002976 631315941 841754588 1262631882 1683509176 2525263764 3367018352 5050527528 6734036704 10101055056 20202110112