Base | Representation |
---|---|
bin | 10011000011110000… |
… | …001100111001011000 |
3 | 1221211011202001200201 |
4 | 103003300030321120 |
5 | 313402244441130 |
6 | 13222343511544 |
7 | 1323055441312 |
oct | 230360147130 |
9 | 57734661621 |
10 | 20464062040 |
11 | 875147a774 |
12 | 3b714585b4 |
13 | 1c11889066 |
14 | dc1ba47b2 |
15 | 7eb885bca |
hex | 4c3c0ce58 |
20464062040 has 32 divisors (see below), whose sum is σ = 46626984000. Its totient is φ = 8082008064.
The previous prime is 20464062011. The next prime is 20464062061. The reversal of 20464062040 is 4026046402.
It is a congruent number.
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, 3234825 + ... + 3241144.
It is an arithmetic number, because the mean of its divisors is an integer number (1457093250).
Almost surely, 220464062040 is an apocalyptic number.
20464062040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20464062040 is an abundant number, since it is smaller than the sum of its proper divisors (26162921960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20464062040 is a wasteful number, since it uses less digits than its factorization.
20464062040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6476059 (or 6476055 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 28.
The spelling of 20464062040 in words is "twenty billion, four hundred sixty-four million, sixty-two thousand, forty".
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