Base | Representation |
---|---|
bin | 101101111011101010100111… |
… | …111110111110010001100110 |
3 | 222111021012002020002221102111 |
4 | 231323222213332332101212 |
5 | 202434232202341300032 |
6 | 1553351101334431234 |
7 | 60356623236055240 |
oct | 5573524776762146 |
9 | 874235066087374 |
10 | 202012310103142 |
11 | 59404a3766a8a0 |
12 | 1a7a7409b0251a |
13 | 88948a9cb2346 |
14 | 37c563b375090 |
15 | 1854c0cb44c47 |
hex | b7baa7fbe466 |
202012310103142 has 64 divisors (see below), whose sum is σ = 385108791648768. Its totient is φ = 77182668576000.
The previous prime is 202012310103083. The next prime is 202012310103143. The reversal of 202012310103142 is 241301013210202.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202012310103143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10260042 + ... + 22567522.
It is an arithmetic number, because the mean of its divisors is an integer number (6017324869512).
Almost surely, 2202012310103142 is an apocalyptic number.
202012310103142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
202012310103142 is a deficient number, since it is larger than the sum of its proper divisors (183096481545626).
202012310103142 is a wasteful number, since it uses less digits than its factorization.
202012310103142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12309565.
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 202012310103142 its reverse (241301013210202), we get a palindrome (443313323313344).
The spelling of 202012310103142 in words is "two hundred two trillion, twelve billion, three hundred ten million, one hundred three thousand, one hundred forty-two".
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