Base | Representation |
---|---|
bin | 111100001110110… |
… | …1010000000011001 |
3 | 12012211221110220000 |
4 | 1320131222000121 |
5 | 13114341241103 |
6 | 532313523213 |
7 | 101040362226 |
oct | 17035520031 |
9 | 5184843800 |
10 | 2021040153 |
11 | 947908420 |
12 | 484a13509 |
13 | 262933062 |
14 | 1525b494d |
15 | bc66baa3 |
hex | 7876a019 |
2021040153 has 40 divisors (see below), whose sum is σ = 3436779456. Its totient is φ = 1171605600.
The previous prime is 2021040083. The next prime is 2021040163. The reversal of 2021040153 is 3510401202.
2021040153 is a `hidden beast` number, since 2 + 0 + 210 + 401 + 53 = 666.
It is not a de Polignac number, because 2021040153 - 217 = 2020909081 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2021040163) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 28818 + ... + 69803.
Almost surely, 22021040153 is an apocalyptic number.
2021040153 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
2021040153 is a deficient number, since it is larger than the sum of its proper divisors (1415739303).
2021040153 is a wasteful number, since it uses less digits than its factorization.
2021040153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98667 (or 98658 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 2021040153 is about 44955.9801694947. The cubic root of 2021040153 is about 1264.3238019797.
Adding to 2021040153 its reverse (3510401202), we get a palindrome (5531441355).
The spelling of 2021040153 in words is "two billion, twenty-one million, forty thousand, one hundred fifty-three".
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