Base | Representation |
---|---|
bin | 1000011100010101011… |
… | …0111000111000110100 |
3 | 111212101102211002021202 |
4 | 2013011112320320310 |
5 | 4334023012020000 |
6 | 150344402232032 |
7 | 13323231301604 |
oct | 2070526707064 |
9 | 455342732252 |
10 | 145045032500 |
11 | 56571159795 |
12 | 2413b355618 |
13 | 108a6b59c24 |
14 | 703d692c04 |
15 | 3b8dac0dd5 |
hex | 21c55b8e34 |
145045032500 has 60 divisors (see below), whose sum is σ = 317267766816. Its totient is φ = 58002780000.
The previous prime is 145045032493. The next prime is 145045032553. The reversal of 145045032500 is 5230540541.
It is a super-2 number, since 2×1450450325002 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 18973679 + ... + 18981321.
Almost surely, 2145045032500 is an apocalyptic number.
145045032500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
145045032500 is an abundant number, since it is smaller than the sum of its proper divisors (172222734316).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145045032500 is an equidigital number, since it uses as much as digits as its factorization.
145045032500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15258 (or 15241 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 29.
The spelling of 145045032500 in words is "one hundred forty-five billion, forty-five million, thirty-two thousand, five hundred".
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