Base | Representation |
---|---|
bin | 1000011100111011001… |
… | …0110011011100000010 |
3 | 111212210110201012102101 |
4 | 2013032302303130002 |
5 | 4334334024021104 |
6 | 150412215341014 |
7 | 13330163032540 |
oct | 2071662633402 |
9 | 455713635371 |
10 | 145203345154 |
11 | 5664255939a |
12 | 2418438176a |
13 | 109008a965a |
14 | 7056702d90 |
15 | 3b9c9435a4 |
hex | 21cecb3702 |
145203345154 has 16 divisors (see below), whose sum is σ = 249818655168. Its totient is φ = 62005346352.
The previous prime is 145203345151. The next prime is 145203345179. The reversal of 145203345154 is 451543302541.
It is a super-2 number, since 2×1452033451542 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (145203345151) 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, 18717544 + ... + 18725299.
It is an arithmetic number, because the mean of its divisors is an integer number (15613665948).
Almost surely, 2145203345154 is an apocalyptic number.
145203345154 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
145203345154 is a deficient number, since it is larger than the sum of its proper divisors (104615310014).
145203345154 is a wasteful number, since it uses less digits than its factorization.
145203345154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37443129.
The product of its (nonzero) digits is 144000, while the sum is 37.
Adding to 145203345154 its reverse (451543302541), we get a palindrome (596746647695).
The spelling of 145203345154 in words is "one hundred forty-five billion, two hundred three million, three hundred forty-five thousand, one hundred fifty-four".
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