Base | Representation |
---|---|
bin | 10011000011101011… |
… | …111000101001000101 |
3 | 1221211002121120111212 |
4 | 103003223320221011 |
5 | 313402002234001 |
6 | 13222303341205 |
7 | 1323043016336 |
oct | 230353705105 |
9 | 57732546455 |
10 | 20462930501 |
11 | 8750877612 |
12 | 3b70bb1805 |
13 | 1c11581000 |
14 | dc198c28d |
15 | 7eb7107bb |
hex | 4c3af8a45 |
20462930501 has 8 divisors (see below), whose sum is σ = 22167400920. Its totient is φ = 18888856896.
The previous prime is 20462930483. The next prime is 20462930503. The reversal of 20462930501 is 10503926402.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 4270622500 + 16192308001 = 65350^2 + 127249^2 .
It is not a de Polignac number, because 20462930501 - 26 = 20462930437 is a prime.
It is a super-2 number, since 2×204629305012 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20462930503) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4654820 + ... + 4659213.
It is an arithmetic number, because the mean of its divisors is an integer number (2770925115).
Almost surely, 220462930501 is an apocalyptic number.
It is an amenable number.
20462930501 is a deficient number, since it is larger than the sum of its proper divisors (1704470419).
20462930501 is an frugal number, since it uses more digits than its factorization.
20462930501 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9314072 (or 9314046 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 32.
The spelling of 20462930501 in words is "twenty billion, four hundred sixty-two million, nine hundred thirty thousand, five hundred one".
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