Base | Representation |
---|---|
bin | 10010001100111001111… |
… | …11011011101011011101 |
3 | 2012210021111012200021021 |
4 | 21012130333123223131 |
5 | 40221311424211221 |
6 | 1155150125004141 |
7 | 63120045260662 |
oct | 11063477335335 |
9 | 2183244180237 |
10 | 625404132061 |
11 | 221261367a65 |
12 | a125a6b3651 |
13 | 46c8ab21007 |
14 | 223ac189a69 |
15 | 1140526d041 |
hex | 919cfdbadd |
625404132061 has 8 divisors (see below), whose sum is σ = 625631459904. Its totient is φ = 625176857280.
The previous prime is 625404132029. The next prime is 625404132091. The reversal of 625404132061 is 160231404526.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 625404132061 - 25 = 625404132029 is a prime.
It is a super-2 number, since 2×6254041320612 (a number of 24 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 (625404132011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54629040 + ... + 54640486.
It is an arithmetic number, because the mean of its divisors is an integer number (78203932488).
Almost surely, 2625404132061 is an apocalyptic number.
It is an amenable number.
625404132061 is a deficient number, since it is larger than the sum of its proper divisors (227327843).
625404132061 is a wasteful number, since it uses less digits than its factorization.
625404132061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26531.
The product of its (nonzero) digits is 34560, while the sum is 34.
Adding to 625404132061 its reverse (160231404526), we get a palindrome (785635536587).
The spelling of 625404132061 in words is "six hundred twenty-five billion, four hundred four million, one hundred thirty-two thousand, sixty-one".
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