Base | Representation |
---|---|
bin | 101111000010101010… |
… | …0100111000000110100 |
3 | 100122202022212112200010 |
4 | 1132011110213000310 |
5 | 3123342340121322 |
6 | 114224115020220 |
7 | 10204252334550 |
oct | 1360524470064 |
9 | 318668775603 |
10 | 101021020212 |
11 | 3992a806762 |
12 | 176b389a670 |
13 | 96ac1c9508 |
14 | 4c648c0860 |
15 | 2963bbe20c |
hex | 1785527034 |
101021020212 has 48 divisors (see below), whose sum is σ = 272004841472. Its totient is φ = 28582921440.
The previous prime is 101021020211. The next prime is 101021020213. The reversal of 101021020212 is 212020120101.
It is an interprime number because it is at equal distance from previous prime (101021020211) and next prime (101021020213).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101021020211) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5829364 + ... + 5846667.
Almost surely, 2101021020212 is an apocalyptic number.
101021020212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
101021020212 is an abundant number, since it is smaller than the sum of its proper divisors (170983821260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101021020212 is a wasteful number, since it uses less digits than its factorization.
101021020212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11676148 (or 11676146 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 101021020212 its reverse (212020120101), we get a palindrome (313041140313).
The spelling of 101021020212 in words is "one hundred one billion, twenty-one million, twenty thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •