Base | Representation |
---|---|
bin | 1001001100100010110010… |
… | …0101011000000010110101 |
3 | 1022210121112000101100010100 |
4 | 2103020230211120002311 |
5 | 2311130013324310401 |
6 | 33300550425144313 |
7 | 2062334336345610 |
oct | 223105445300265 |
9 | 38717460340110 |
10 | 10111101010101 |
11 | 3249103a19333 |
12 | 117372332b099 |
13 | 58461b79aaa0 |
14 | 26d546635177 |
15 | 12802da20b86 |
hex | 9322c9580b5 |
10111101010101 has 96 divisors (see below), whose sum is σ = 19547057956608. Its totient is φ = 4883937638400.
The previous prime is 10111101010079. The next prime is 10111101010147. The reversal of 10111101010101 is 10101010111101.
It is not a de Polignac number, because 10111101010101 - 27 = 10111101009973 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
10111101010101 is a modest number, since divided by 1010101 gives 101111 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10111101014101) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9298575 + ... + 10328876.
It is an arithmetic number, because the mean of its divisors is an integer number (203615187048).
Almost surely, 210111101010101 is an apocalyptic number.
It is an amenable number.
10111101010101 is a deficient number, since it is larger than the sum of its proper divisors (9435956946507).
10111101010101 is a wasteful number, since it uses less digits than its factorization.
10111101010101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19627531 (or 19627528 counting only the distinct ones).
The product of its (nonzero) digits is 1, while the sum is 9.
Adding to 10111101010101 its reverse (10101010111101), we get a palindrome (20212111121202).
The spelling of 10111101010101 in words is "ten trillion, one hundred eleven billion, one hundred one million, ten thousand, one hundred one".
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