Base | Representation |
---|---|
bin | 100100100111000010001111… |
… | …011111110011101101101111 |
3 | 210010002121110222110012001012 |
4 | 210213002033133303231233 |
5 | 132101010331204110443 |
6 | 1330235542345335435 |
7 | 45625512651636260 |
oct | 4447021737635557 |
9 | 703077428405035 |
10 | 161012141472623 |
11 | 47337958313271 |
12 | 1608529449757b |
13 | 6bac4c252919c |
14 | 2ba905a2b8967 |
15 | 13934669a2118 |
hex | 92708f7f3b6f |
161012141472623 has 8 divisors (see below), whose sum is σ = 184019832706848. Its totient is φ = 138005939422944.
The previous prime is 161012141472607. The next prime is 161012141472659. The reversal of 161012141472623 is 326274141210161.
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 161012141472623 - 24 = 161012141472607 is a prime.
It is a super-4 number, since 4×1610121414726234 (a number of 58 digits) contains 4444 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 (161012141472683) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372064436 + ... + 372496937.
It is an arithmetic number, because the mean of its divisors is an integer number (23002479088356).
Almost surely, 2161012141472623 is an apocalyptic number.
161012141472623 is a deficient number, since it is larger than the sum of its proper divisors (23007691234225).
161012141472623 is an equidigital number, since it uses as much as digits as its factorization.
161012141472623 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 744592273.
The product of its (nonzero) digits is 96768, while the sum is 41.
Adding to 161012141472623 its reverse (326274141210161), we get a palindrome (487286282682784).
The spelling of 161012141472623 in words is "one hundred sixty-one trillion, twelve billion, one hundred forty-one million, four hundred seventy-two thousand, six hundred twenty-three".
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