Base | Representation |
---|---|
bin | 101111000010101010… |
… | …1101011100100010100 |
3 | 100122202100101210212010 |
4 | 1132011111223210110 |
5 | 3123342423113022 |
6 | 114224125024220 |
7 | 10204254614322 |
oct | 1360525534424 |
9 | 318670353763 |
10 | 101021301012 |
11 | 3992a988725 |
12 | 176b39b5070 |
13 | 96ac297278 |
14 | 4c64954d12 |
15 | 2963c2750c |
hex | 178556b914 |
101021301012 has 12 divisors (see below), whose sum is σ = 235716369056. Its totient is φ = 33673767000.
The previous prime is 101021300993. The next prime is 101021301037. The reversal of 101021301012 is 210103120101.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×1010213010122 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 8418441751 = 101021301012 / (1 + 0 + 1 + 0 + 2 + 1 + 3 + 0 + 1 + 0 + 1 + 2).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4209220864 + ... + 4209220887.
Almost surely, 2101021301012 is an apocalyptic number.
101021301012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
101021301012 is an abundant number, since it is smaller than the sum of its proper divisors (134695068044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101021301012 is a wasteful number, since it uses less digits than its factorization.
101021301012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8418441758 (or 8418441756 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 12.
Adding to 101021301012 its reverse (210103120101), we get a palindrome (311124421113).
The spelling of 101021301012 in words is "one hundred one billion, twenty-one million, three hundred one thousand, twelve".
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