Base | Representation |
---|---|
bin | 1000011100100100000… |
… | …1000000011010010111 |
3 | 111212112201022010112212 |
4 | 2013021001000122113 |
5 | 4334134214430030 |
6 | 150354433504035 |
7 | 13324605043325 |
oct | 2071101003227 |
9 | 455481263485 |
10 | 145106405015 |
11 | 565a2867880 |
12 | 24157a1201b |
13 | 108b6797820 |
14 | 70478aad15 |
15 | 3b94195595 |
hex | 21c9040697 |
145106405015 has 32 divisors (see below), whose sum is σ = 204836385600. Its totient is φ = 97287045120.
The previous prime is 145106404999. The next prime is 145106405021. The reversal of 145106405015 is 510504601541.
It is not a de Polignac number, because 145106405015 - 24 = 145106404999 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 417881 + ... + 681789.
It is an arithmetic number, because the mean of its divisors is an integer number (6401137050).
Almost surely, 2145106405015 is an apocalyptic number.
145106405015 is a deficient number, since it is larger than the sum of its proper divisors (59729980585).
145106405015 is a wasteful number, since it uses less digits than its factorization.
145106405015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 264707.
The product of its (nonzero) digits is 12000, while the sum is 32.
The spelling of 145106405015 in words is "one hundred forty-five billion, one hundred six million, four hundred five thousand, fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •