Base | Representation |
---|---|
bin | 10111010001000111001100… |
… | …101100010101000110010100 |
3 | 111102022202021102111201202220 |
4 | 113101013030230111012110 |
5 | 101403042422140000040 |
6 | 1001350120505302340 |
7 | 30361113214211223 |
oct | 2721071454250624 |
9 | 442282242451686 |
10 | 102331030000020 |
11 | 2a673389741578 |
12 | b588532a949b0 |
13 | 4513a0c0b3173 |
14 | 1b3abc3968cba |
15 | bc6ce91e02d0 |
hex | 5d11ccb15194 |
102331030000020 has 48 divisors (see below), whose sum is σ = 286540724678208. Its totient is φ = 27286956506880.
The previous prime is 102331029999973. The next prime is 102331030000021. The reversal of 102331030000020 is 20000030133201.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102331030000021) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39939721 + ... + 42424560.
It is an arithmetic number, because the mean of its divisors is an integer number (5969598430796).
Almost surely, 2102331030000020 is an apocalyptic number.
102331030000020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
102331030000020 is an abundant number, since it is smaller than the sum of its proper divisors (184209694678188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102331030000020 is a wasteful number, since it uses less digits than its factorization.
102331030000020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82385000 (or 82384998 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 102331030000020 its reverse (20000030133201), we get a palindrome (122331060133221).
The spelling of 102331030000020 in words is "one hundred two trillion, three hundred thirty-one billion, thirty million, twenty", and thus it is an aban number.
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