Base | Representation |
---|---|
bin | 1011110001000010100… |
… | …0101001100110001000 |
3 | 201022202122212201201221 |
4 | 2330100220221212020 |
5 | 11302441443221004 |
6 | 232510224251424 |
7 | 20414165235412 |
oct | 2742050514610 |
9 | 638678781657 |
10 | 202142554504 |
11 | 78801225100 |
12 | 33215170b74 |
13 | 160a61894c7 |
14 | 9ad88879b2 |
15 | 53d15e5354 |
hex | 2f10a29988 |
202142554504 has 48 divisors (see below), whose sum is σ = 438532441200. Its totient is φ = 87047025120.
The previous prime is 202142554501. The next prime is 202142554507. The reversal of 202142554504 is 405455241202.
It is an interprime number because it is at equal distance from previous prime (202142554501) and next prime (202142554507).
It is a super-2 number, since 2×2021425545042 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 202142554504.
It is not an unprimeable number, because it can be changed into a prime (202142554501) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5477002 + ... + 5513785.
It is an arithmetic number, because the mean of its divisors is an integer number (9136092525).
Almost surely, 2202142554504 is an apocalyptic number.
It is an amenable number.
202142554504 is an abundant number, since it is smaller than the sum of its proper divisors (236389886696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202142554504 is a wasteful number, since it uses less digits than its factorization.
202142554504 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10990834 (or 10990819 counting only the distinct ones).
The product of its (nonzero) digits is 64000, while the sum is 34.
Adding to 202142554504 its reverse (405455241202), we get a palindrome (607597795706).
The spelling of 202142554504 in words is "two hundred two billion, one hundred forty-two million, five hundred fifty-four thousand, five hundred four".
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