Base | Representation |
---|---|
bin | 1000101000011110110… |
… | …0111001001111011010 |
3 | 112011210200010002222222 |
4 | 2022013230321033122 |
5 | 4412212212043033 |
6 | 152044115144042 |
7 | 13500102432140 |
oct | 2120754711732 |
9 | 464720102888 |
10 | 148305581018 |
11 | 579946a8091 |
12 | 248ab2a5022 |
13 | 10ca650828a |
14 | 726c71d590 |
15 | 3ccee7e598 |
hex | 2287b393da |
148305581018 has 32 divisors (see below), whose sum is σ = 259683508224. Its totient is φ = 62198568432.
The previous prime is 148305581003. The next prime is 148305581023. The reversal of 148305581018 is 810185503841.
It is a super-2 number, since 2×1483055810182 (a number of 23 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 148305581018.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7387871 + ... + 7407917.
It is an arithmetic number, because the mean of its divisors is an integer number (8115109632).
Almost surely, 2148305581018 is an apocalyptic number.
148305581018 is a deficient number, since it is larger than the sum of its proper divisors (111377927206).
148305581018 is a wasteful number, since it uses less digits than its factorization.
148305581018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31346.
The product of its (nonzero) digits is 153600, while the sum is 44.
The spelling of 148305581018 in words is "one hundred forty-eight billion, three hundred five million, five hundred eighty-one thousand, eighteen".
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