Search a number
-
+
100242210220 = 22513936058349
BaseRepresentation
bin101110101011011100…
…1101011110110101100
3100120202001101220012121
41131112321223312230
53120244001211340
6114014534242324
710146044504515
oct1352671536654
9316661356177
10100242210220
1139570129239
1217516ab63a4
1395b6a555b9
144bcd2ada0c
15291a63094a
hex1756e6bdac

100242210220 has 24 divisors (see below), whose sum is σ = 212023098000. Its totient is φ = 39808416192.

The previous prime is 100242210203. The next prime is 100242210239. The reversal of 100242210220 is 22012242001.

It is a junction number, because it is equal to n+sod(n) for n = 100242210194 and 100242210203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18026395 + ... + 18031954.

It is an arithmetic number, because the mean of its divisors is an integer number (8834295750).

Almost surely, 2100242210220 is an apocalyptic number.

100242210220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100242210220 is an abundant number, since it is smaller than the sum of its proper divisors (111780887780).

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

100242210220 is a wasteful number, since it uses less digits than its factorization.

100242210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36058497 (or 36058495 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 100242210220 its reverse (22012242001), we get a palindrome (122254452221).

The spelling of 100242210220 in words is "one hundred billion, two hundred forty-two million, two hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 139 278 556 695 1390 2780 36058349 72116698 144233396 180291745 360583490 721166980 5012110511 10024221022 20048442044 25060552555 50121105110 100242210220