Base | Representation |
---|---|
bin | 101111001000111000… |
… | …1110110001010001100 |
3 | 100200021220010101011102 |
4 | 1132101301312022030 |
5 | 3124304340323040 |
6 | 114300542242232 |
7 | 10212400616315 |
oct | 1362161661214 |
9 | 320256111142 |
10 | 101230011020 |
11 | 39a2777a636 |
12 | 17751886378 |
13 | 97135b0c08 |
14 | 4c8456360c |
15 | 2977202515 |
hex | 1791c7628c |
101230011020 has 24 divisors (see below), whose sum is σ = 212589941424. Its totient is φ = 40490686656.
The previous prime is 101230011011. The next prime is 101230011053. The reversal of 101230011020 is 20110032101.
It is a super-2 number, since 2×1012300110202 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 101230010992 and 101230011010.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755414 + ... + 879266.
It is an arithmetic number, because the mean of its divisors is an integer number (8857914226).
Almost surely, 2101230011020 is an apocalyptic number.
101230011020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
101230011020 is an abundant number, since it is smaller than the sum of its proper divisors (111359930404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101230011020 is a wasteful number, since it uses less digits than its factorization.
101230011020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164729 (or 164727 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 11.
Adding to 101230011020 its reverse (20110032101), we get a palindrome (121340043121).
The spelling of 101230011020 in words is "one hundred one billion, two hundred thirty million, eleven thousand, twenty".
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