Base | Representation |
---|---|
bin | 101111100000001110… |
… | …1010000110001001110 |
3 | 100202022110201122211212 |
4 | 1133000131100301032 |
5 | 3132410331103032 |
6 | 114510355414422 |
7 | 10240660263260 |
oct | 1370035206116 |
9 | 322273648755 |
10 | 102013144142 |
11 | 3a299840098 |
12 | 1792bbb4412 |
13 | 98099097b0 |
14 | 4d1a57bb30 |
15 | 29c0d46bb2 |
hex | 17c0750c4e |
102013144142 has 32 divisors (see below), whose sum is σ = 188997537792. Its totient is φ = 40214224224.
The previous prime is 102013144109. The next prime is 102013144153. The reversal of 102013144142 is 241441310201.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 938798 + ... + 1041809.
It is an arithmetic number, because the mean of its divisors is an integer number (5906173056).
Almost surely, 2102013144142 is an apocalyptic number.
102013144142 is a deficient number, since it is larger than the sum of its proper divisors (86984393650).
102013144142 is a wasteful number, since it uses less digits than its factorization.
102013144142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1980912.
The product of its (nonzero) digits is 768, while the sum is 23.
Adding to 102013144142 its reverse (241441310201), we get a palindrome (343454454343).
The spelling of 102013144142 in words is "one hundred two billion, thirteen million, one hundred forty-four thousand, one hundred forty-two".
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