Base | Representation |
---|---|
bin | 1000011101010111000… |
… | …1000000100100000101 |
3 | 111220002121210220002010 |
4 | 2013111301000210011 |
5 | 4340104000041031 |
6 | 150431554404433 |
7 | 13333113204111 |
oct | 2072561004405 |
9 | 456077726063 |
10 | 145320315141 |
11 | 566a2590701 |
12 | 241b7590719 |
13 | 1091bbb2371 |
14 | 7068070741 |
15 | 3ba7d4b246 |
hex | 21d5c40905 |
145320315141 has 32 divisors (see below), whose sum is σ = 205509232000. Its totient is φ = 91085948928.
The previous prime is 145320315139. The next prime is 145320315157. The reversal of 145320315141 is 141513023541.
It is not a de Polignac number, because 145320315141 - 21 = 145320315139 is a prime.
It is a super-2 number, since 2×1453203151412 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 145320315099 and 145320315108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145320315181) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4067805 + ... + 4103373.
It is an arithmetic number, because the mean of its divisors is an integer number (6422163500).
Almost surely, 2145320315141 is an apocalyptic number.
It is an amenable number.
145320315141 is a deficient number, since it is larger than the sum of its proper divisors (60188916859).
145320315141 is a wasteful number, since it uses less digits than its factorization.
145320315141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36133.
The product of its (nonzero) digits is 7200, while the sum is 30.
Adding to 145320315141 its reverse (141513023541), we get a palindrome (286833338682).
The spelling of 145320315141 in words is "one hundred forty-five billion, three hundred twenty million, three hundred fifteen thousand, one hundred forty-one".
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