Base | Representation |
---|---|
bin | 101111001000010011… |
… | …0010010001110001100 |
3 | 100200020111212000200210 |
4 | 1132100212102032030 |
5 | 3124234302444040 |
6 | 114254553522420 |
7 | 10212040350123 |
oct | 1362046221614 |
9 | 320214760623 |
10 | 101210203020 |
11 | 39a17580593 |
12 | 17747113410 |
13 | 970c466cc4 |
14 | 4c81a88aba |
15 | 29755dd480 |
hex | 179099238c |
101210203020 has 48 divisors (see below), whose sum is σ = 283405032288. Its totient is φ = 26987819520.
The previous prime is 101210203009. The next prime is 101210203027. The reversal of 101210203020 is 20302012101.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 101210202987 and 101210203005.
It is not an unprimeable number, because it can be changed into a prime (101210203027) 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, 1298760 + ... + 1374480.
It is an arithmetic number, because the mean of its divisors is an integer number (5904271506).
Almost surely, 2101210203020 is an apocalyptic number.
101210203020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
101210203020 is an abundant number, since it is smaller than the sum of its proper divisors (182194829268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101210203020 is a wasteful number, since it uses less digits than its factorization.
101210203020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98010 (or 98008 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
Adding to 101210203020 its reverse (20302012101), we get a palindrome (121512215121).
The spelling of 101210203020 in words is "one hundred one billion, two hundred ten million, two hundred three thousand, twenty".
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