Base | Representation |
---|---|
bin | 111101000011011000… |
… | …1011101111001010010 |
3 | 110112102021211212021002 |
4 | 1322012301131321102 |
5 | 4122003143231310 |
6 | 140121533102002 |
7 | 12321013513451 |
oct | 1720661357122 |
9 | 415367755232 |
10 | 131110133330 |
11 | 506702857a0 |
12 | 214b0627902 |
13 | c495b92967 |
14 | 64baac4b98 |
15 | 362554bda5 |
hex | 1e86c5de52 |
131110133330 has 64 divisors (see below), whose sum is σ = 264707606016. Its totient is φ = 46341504000.
The previous prime is 131110133263. The next prime is 131110133333. The reversal of 131110133330 is 33331011131.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (131110133333) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1168574 + ... + 1275846.
It is an arithmetic number, because the mean of its divisors is an integer number (4136056344).
Almost surely, 2131110133330 is an apocalyptic number.
131110133330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131110133330 is an abundant number, since it is smaller than the sum of its proper divisors (133597472686).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131110133330 is a wasteful number, since it uses less digits than its factorization.
131110133330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107603.
The product of its (nonzero) digits is 243, while the sum is 20.
Adding to 131110133330 its reverse (33331011131), we get a palindrome (164441144461).
It can be divided in two parts, 1311101 and 33330, that added together give a palindrome (1344431).
The spelling of 131110133330 in words is "one hundred thirty-one billion, one hundred ten million, one hundred thirty-three thousand, three hundred thirty".
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