Base | Representation |
---|---|
bin | 10011000001001000… |
… | …11100101101010101 |
3 | 222100120002221000200 |
4 | 21200210130231111 |
5 | 131402241231401 |
6 | 4405045531113 |
7 | 511005302343 |
oct | 114044345525 |
9 | 28316087020 |
10 | 10210102101 |
11 | 436a377911 |
12 | 1b8b413a99 |
13 | c693a0944 |
14 | 6cc014993 |
15 | 3eb560686 |
hex | 26091cb55 |
10210102101 has 6 divisors (see below), whose sum is σ = 14747925270. Its totient is φ = 6806734728.
The previous prime is 10210102087. The next prime is 10210102151. The reversal of 10210102101 is 10120101201.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 8380487025 + 1829615076 = 91545^2 + 42774^2 .
It is not a de Polignac number, because 10210102101 - 26 = 10210102037 is a prime.
It is a super-2 number, since 2×102101021012 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1134455789 = 10210102101 / (1 + 0 + 2 + 1 + 0 + 1 + 0 + 2 + 1 + 0 + 1).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10210102151) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 567227886 + ... + 567227903.
It is an arithmetic number, because the mean of its divisors is an integer number (2457987545).
Almost surely, 210210102101 is an apocalyptic number.
It is an amenable number.
10210102101 is a deficient number, since it is larger than the sum of its proper divisors (4537823169).
10210102101 is a wasteful number, since it uses less digits than its factorization.
10210102101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1134455795 (or 1134455792 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 9.
Adding to 10210102101 its reverse (10120101201), we get a palindrome (20330203302).
The spelling of 10210102101 in words is "ten billion, two hundred ten million, one hundred two thousand, one hundred one".
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