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10042100100100 = 2252100421001001
BaseRepresentation
bin1001001000100001101111…
…0011110010110000000100
31022120000102012222221002001
42102020123303302300010
52304012210111200400
633205135504155044
72054342413320025
oct222103363626004
938500365887061
1010042100100100
113221915789382
121162287008a84
1357ac73332363
1426a07c5b0c4c
15126340eb1a6a
hex9221bcf2c04

10042100100100 has 18 divisors (see below), whose sum is σ = 21791357217434. Its totient is φ = 4016840040000.

The previous prime is 10042100100089. The next prime is 10042100100119. The reversal of 10042100100100 is 100100124001.

It can be written as a sum of positive squares in 3 ways, for example, as 4570841664 + 10037529258436 = 67608^2 + 3168206^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 50210500401 + ... + 50210500600.

Almost surely, 210042100100100 is an apocalyptic number.

10042100100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10042100100100 is an abundant number, since it is smaller than the sum of its proper divisors (11749257117334).

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

10042100100100 is a wasteful number, since it uses less digits than its factorization.

10042100100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100421001015 (or 100421001008 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10042100100100 its reverse (100100124001), we get a palindrome (10142200224101).

The spelling of 10042100100100 in words is "ten trillion, forty-two billion, one hundred million, one hundred thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 100421001001 200842002002 401684004004 502105005005 1004210010010 2008420020020 2510525025025 5021050050050 10042100100100