Base | Representation |
---|---|
bin | 1001010001111100111000… |
… | …00001001000000001111110 |
3 | 2200020222122002220221202022 |
4 | 10220332130001020001332 |
5 | 10133331044313222110 |
6 | 111223150431400142 |
7 | 4204300304501303 |
oct | 450763401100176 |
9 | 80228562827668 |
10 | 20408007164030 |
11 | 6558a95010272 |
12 | 2357260383052 |
13 | b5060b7a2c55 |
14 | 507a77a310aa |
15 | 255cd46e2755 |
hex | 128f9c04807e |
20408007164030 has 32 divisors (see below), whose sum is σ = 38061104278464. Its totient is φ = 7872287463936.
The previous prime is 20408007164011. The next prime is 20408007164099. The reversal of 20408007164030 is 3046170080402.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244014722 + ... + 244098341.
It is an arithmetic number, because the mean of its divisors is an integer number (1189409508702).
Almost surely, 220408007164030 is an apocalyptic number.
20408007164030 is a deficient number, since it is larger than the sum of its proper divisors (17653097114434).
20408007164030 is a wasteful number, since it uses less digits than its factorization.
20408007164030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 488113220.
The product of its (nonzero) digits is 32256, while the sum is 35.
The spelling of 20408007164030 in words is "twenty trillion, four hundred eight billion, seven million, one hundred sixty-four thousand, thirty".
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