Base | Representation |
---|---|
bin | 1000011111011100110… |
… | …1101101000110110110 |
3 | 111221112201202022102202 |
4 | 2013313031231012312 |
5 | 4342231130021000 |
6 | 151003402304502 |
7 | 13353036112040 |
oct | 2076715550666 |
9 | 457481668382 |
10 | 145881485750 |
11 | 56960328470 |
12 | 243334b8132 |
13 | 109ab234190 |
14 | 70bc7caa90 |
15 | 3bdc248dd5 |
hex | 21f736d1b6 |
145881485750 has 256 divisors, whose sum is σ = 367733882880. Its totient is φ = 41849856000.
The previous prime is 145881485747. The next prime is 145881485791. The reversal of 145881485750 is 57584188541.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 119869142 + ... + 119870358.
It is an arithmetic number, because the mean of its divisors is an integer number (1436460480).
Almost surely, 2145881485750 is an apocalyptic number.
145881485750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145881485750 is an abundant number, since it is smaller than the sum of its proper divisors (221852397130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145881485750 is a wasteful number, since it uses less digits than its factorization.
145881485750 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1744 (or 1734 counting only the distinct ones).
The product of its (nonzero) digits is 7168000, while the sum is 56.
The spelling of 145881485750 in words is "one hundred forty-five billion, eight hundred eighty-one million, four hundred eighty-five thousand, seven hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •