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100032331220 = 22536713628383
BaseRepresentation
bin101110100101001100…
…1000011110111010100
3100120012102110221100022
41131022121003313110
53114331234044340
6113542040004312
710140615533423
oct1351231036724
9316172427308
10100032331220
1139472709018
1217478760698
13958241c843
144bad4792ba
152906ec43b5
hex174a643dd4

100032331220 has 24 divisors (see below), whose sum is σ = 210640303104. Its totient is φ = 39903902496.

The previous prime is 100032331213. The next prime is 100032331249. The reversal of 100032331220 is 22133230001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6806852 + ... + 6821531.

It is an arithmetic number, because the mean of its divisors is an integer number (8776679296).

Almost surely, 2100032331220 is an apocalyptic number.

100032331220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100032331220 is an abundant number, since it is smaller than the sum of its proper divisors (110607971884).

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

100032331220 is a wasteful number, since it uses less digits than its factorization.

100032331220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13628759 (or 13628757 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 100032331220 its reverse (22133230001), we get a palindrome (122165561221).

The spelling of 100032331220 in words is "one hundred billion, thirty-two million, three hundred thirty-one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 367 734 1468 1835 3670 7340 13628383 27256766 54513532 68141915 136283830 272567660 5001616561 10003233122 20006466244 25008082805 50016165610 100032331220