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10111100100100 = 2252101111001001
BaseRepresentation
bin1001001100100010110010…
…0001111001111000000100
31022210121111221200002211121
42103020230201321320010
52311130013111200400
633300550353443324
72062334325535546
oct223105441717004
938717457602747
1010111100100100
11324910345766a
121173722b70544
1358461b53c81c
1426d546479696
1512802d8e121a
hex9322c879e04

10111100100100 has 18 divisors (see below), whose sum is σ = 21941087217434. Its totient is φ = 4044440040000.

The previous prime is 10111100100043. The next prime is 10111100100133. The reversal of 10111100100100 is 100100111101.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1509045178624 + 8602054921476 = 1228432^2 + 2932926^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50555500401 + ... + 50555500600.

Almost surely, 210111100100100 is an apocalyptic number.

10111100100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10111100100100 is an abundant number, since it is smaller than the sum of its proper divisors (11829987117334).

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

10111100100100 is a wasteful number, since it uses less digits than its factorization.

10111100100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101111001015 (or 101111001008 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 10111100100100 its reverse (100100111101), we get a palindrome (10211200211201).

The spelling of 10111100100100 in words is "ten trillion, one hundred eleven billion, one hundred million, one hundred thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 101111001001 202222002002 404444004004 505555005005 1011110010010 2022220020020 2527775025025 5055550050050 10111100100100