Search a number
-
+
20010010132 = 2271937612801
BaseRepresentation
bin10010101000101100…
…001000011000010100
31220122112100211120101
4102220230020120110
5311440030311012
613105323543444
71305603164650
oct225054103024
956575324511
1020010010132
118539146862
123a6538ab84
131b6b7a0ca8
14d7b76da60
157c1a96d57
hex4a8b08614

20010010132 has 24 divisors (see below), whose sum is σ = 42126338240. Its totient is φ = 8124364800.

The previous prime is 20010010099. The next prime is 20010010199. The reversal of 20010010132 is 23101001002.

It is a congruent number.

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, 18805869 + ... + 18806932.

Almost surely, 220010010132 is an apocalyptic number.

It is an amenable number.

20010010132 is an abundant number, since it is smaller than the sum of its proper divisors (22116328108).

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

20010010132 is a wasteful number, since it uses less digits than its factorization.

20010010132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37612831 (or 37612829 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 20010010132 its reverse (23101001002), we get a palindrome (43111011134).

The spelling of 20010010132 in words is "twenty billion, ten million, ten thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 37612801 75225602 150451204 263289607 526579214 714643219 1053158428 1429286438 2858572876 5002502533 10005005066 20010010132