Base | Representation |
---|---|
bin | 1001011010010011100… |
… | …0100101110000100000 |
3 | 120110022202121110120222 |
4 | 2112210320211300200 |
5 | 10122110100304341 |
6 | 202135205222212 |
7 | 14452404034142 |
oct | 2264470456040 |
9 | 513282543528 |
10 | 161680088096 |
11 | 6262821621a |
12 | 27402401968 |
13 | 12328363ba7 |
14 | 7b7aad4c92 |
15 | 431420b44b |
hex | 25a4e25c20 |
161680088096 has 12 divisors (see below), whose sum is σ = 318307673502. Its totient is φ = 80840044032.
The previous prime is 161680088093. The next prime is 161680088113. The reversal of 161680088096 is 690880086161.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 122055204496 + 39624883600 = 349364^2 + 199060^2 .
It is a super-2 number, since 2×1616800880962 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (161680088093) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2526251345 + ... + 2526251408.
Almost surely, 2161680088096 is an apocalyptic number.
161680088096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
161680088096 is a deficient number, since it is larger than the sum of its proper divisors (156627585406).
161680088096 is an equidigital number, since it uses as much as digits as its factorization.
161680088096 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5052502763 (or 5052502755 counting only the distinct ones).
The product of its (nonzero) digits is 995328, while the sum is 53.
The spelling of 161680088096 in words is "one hundred sixty-one billion, six hundred eighty million, eighty-eight thousand, ninety-six".
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