Base | Representation |
---|---|
bin | 1000001111001111101… |
… | …1100110101111001001 |
3 | 111112022120101012101202 |
4 | 2003303323212233021 |
5 | 4304324022121441 |
6 | 145004005553545 |
7 | 13140165260066 |
oct | 2036373465711 |
9 | 445276335352 |
10 | 141531442121 |
11 | 5502889a293 |
12 | 2351a7158b5 |
13 | 10466c42774 |
14 | 6bc8b97c6d |
15 | 3a353cc19b |
hex | 20f3ee6bc9 |
141531442121 has 8 divisors (see below), whose sum is σ = 146101920000. Its totient is φ = 136961273520.
The previous prime is 141531442097. The next prime is 141531442127. The reversal of 141531442121 is 121244135141.
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 141531442121 - 230 = 140457700297 is a prime.
It is a super-2 number, since 2×1415314421212 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (141531442127) 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, 1174790 + ... + 1289648.
It is an arithmetic number, because the mean of its divisors is an integer number (18262740000).
Almost surely, 2141531442121 is an apocalyptic number.
It is an amenable number.
141531442121 is a deficient number, since it is larger than the sum of its proper divisors (4570477879).
141531442121 is a wasteful number, since it uses less digits than its factorization.
141531442121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154639.
The product of its digits is 3840, while the sum is 29.
Adding to 141531442121 its reverse (121244135141), we get a palindrome (262775577262).
The spelling of 141531442121 in words is "one hundred forty-one billion, five hundred thirty-one million, four hundred forty-two thousand, one hundred twenty-one".
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