Base | Representation |
---|---|
bin | 101111100001001100… |
… | …0101101011110010110 |
3 | 100202101201121210012002 |
4 | 1133002120231132112 |
5 | 3132442122133210 |
6 | 114513513155302 |
7 | 10241532325121 |
oct | 1370230553626 |
9 | 322351553162 |
10 | 102045505430 |
11 | 3a306033660 |
12 | 1793a9bbb32 |
13 | 981352a49b |
14 | 4d209a33b8 |
15 | 29c3ada4a5 |
hex | 17c262d796 |
102045505430 has 32 divisors (see below), whose sum is σ = 212167343520. Its totient is φ = 34924664320.
The previous prime is 102045505423. The next prime is 102045505483. The reversal of 102045505430 is 34505540201.
It is a junction number, because it is equal to n+sod(n) for n = 102045505393 and 102045505402.
It is a congruent number.
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, 27283025 + ... + 27286764.
It is an arithmetic number, because the mean of its divisors is an integer number (6630229485).
Almost surely, 2102045505430 is an apocalyptic number.
102045505430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102045505430 is an abundant number, since it is smaller than the sum of its proper divisors (110121838090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102045505430 is a wasteful number, since it uses less digits than its factorization.
102045505430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54569824.
The product of its (nonzero) digits is 12000, while the sum is 29.
The spelling of 102045505430 in words is "one hundred two billion, forty-five million, five hundred five thousand, four hundred thirty".
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