Base | Representation |
---|---|
bin | 1000011101000010100… |
… | …1010010010100001100 |
3 | 111212212122011011222222 |
4 | 2013100221102110030 |
5 | 4334420001421440 |
6 | 150415245154512 |
7 | 13331021033114 |
oct | 2072051222414 |
9 | 455778134888 |
10 | 145234404620 |
11 | 56659042878 |
12 | 2419285ba38 |
13 | 10907162936 |
14 | 705a8aa044 |
15 | 3ba052b2b5 |
hex | 21d0a5250c |
145234404620 has 12 divisors (see below), whose sum is σ = 304992249744. Its totient is φ = 58093761840.
The previous prime is 145234404577. The next prime is 145234404677. The reversal of 145234404620 is 26404432541.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3630860096 + ... + 3630860135.
It is an arithmetic number, because the mean of its divisors is an integer number (25416020812).
Almost surely, 2145234404620 is an apocalyptic number.
145234404620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
145234404620 is an abundant number, since it is smaller than the sum of its proper divisors (159757845124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145234404620 is a wasteful number, since it uses less digits than its factorization.
145234404620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7261720240 (or 7261720238 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 35.
The spelling of 145234404620 in words is "one hundred forty-five billion, two hundred thirty-four million, four hundred four thousand, six hundred twenty".
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