Base | Representation |
---|---|
bin | 1000011111010110101… |
… | …0110000010001100110 |
3 | 111221110220221110102200 |
4 | 2013311222300101212 |
5 | 4342203004441340 |
6 | 151001034315330 |
7 | 13352302455234 |
oct | 2076552602146 |
9 | 457426843380 |
10 | 145855546470 |
11 | 56947720947 |
12 | 24326888b46 |
13 | 109a5a515aa |
14 | 70b9197954 |
15 | 3bd9d23330 |
hex | 21f5ab0466 |
145855546470 has 24 divisors (see below), whose sum is σ = 379224421056. Its totient is φ = 38894812368.
The previous prime is 145855546439. The next prime is 145855546483. The reversal of 145855546470 is 74645558541.
145855546470 is a `hidden beast` number, since 1 + 4 + 5 + 8 + 55 + 546 + 47 + 0 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 810308502 + ... + 810308681.
It is an arithmetic number, because the mean of its divisors is an integer number (15801017544).
Almost surely, 2145855546470 is an apocalyptic number.
145855546470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145855546470 is an abundant number, since it is smaller than the sum of its proper divisors (233368874586).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145855546470 is a wasteful number, since it uses less digits than its factorization.
145855546470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1620617196 (or 1620617193 counting only the distinct ones).
The product of its (nonzero) digits is 13440000, while the sum is 54.
The spelling of 145855546470 in words is "one hundred forty-five billion, eight hundred fifty-five million, five hundred forty-six thousand, four hundred seventy".
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