Base | Representation |
---|---|
bin | 101111100011011010… |
… | …1101100011011101010 |
3 | 100202120221012021121120 |
4 | 1133012311230123222 |
5 | 3133120233242302 |
6 | 114525142320110 |
7 | 10243430324121 |
oct | 1370665543352 |
9 | 322527167546 |
10 | 102120212202 |
11 | 3a344219998 |
12 | 1795ba29036 |
13 | 9825b56488 |
14 | 4d2a88cab8 |
15 | 29ca4459bc |
hex | 17c6d6c6ea |
102120212202 has 32 divisors (see below), whose sum is σ = 217035329472. Its totient is φ = 31922045184.
The previous prime is 102120212197. The next prime is 102120212237. The reversal of 102120212202 is 202212021201.
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, 1778928 + ... + 1835435.
It is an arithmetic number, because the mean of its divisors is an integer number (6782354046).
Almost surely, 2102120212202 is an apocalyptic number.
102120212202 is an abundant number, since it is smaller than the sum of its proper divisors (114915117270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102120212202 is a wasteful number, since it uses less digits than its factorization.
102120212202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3614662.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 102120212202 its reverse (202212021201), we get a palindrome (304332233403).
The spelling of 102120212202 in words is "one hundred two billion, one hundred twenty million, two hundred twelve thousand, two hundred two".
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