Base | Representation |
---|---|
bin | 11011111111010110110110… |
… | …101010110000010101110100 |
3 | 121010212100111212120000201212 |
4 | 123333112312222300111310 |
5 | 112113342044304111040 |
6 | 1113451512550540552 |
7 | 34633522366113620 |
oct | 3377266652602564 |
9 | 533770455500655 |
10 | 123101122332020 |
11 | 36250990353708 |
12 | 119819a4967758 |
13 | 538c5031389a1 |
14 | 22581aa09a180 |
15 | e372218cbd65 |
hex | 6ff5b6ab0574 |
123101122332020 has 48 divisors (see below), whose sum is σ = 299852286061440. Its totient is φ = 41576157304704.
The previous prime is 123101122332011. The next prime is 123101122332029. The reversal of 123101122332020 is 20233221101321.
It is an interprime number because it is at equal distance from previous prime (123101122332011) and next prime (123101122332029).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123101122332029) 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, 6561884135 + ... + 6561902894.
It is an arithmetic number, because the mean of its divisors is an integer number (6246922626280).
Almost surely, 2123101122332020 is an apocalyptic number.
123101122332020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
123101122332020 is an abundant number, since it is smaller than the sum of its proper divisors (176751163729420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123101122332020 is a wasteful number, since it uses less digits than its factorization.
123101122332020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13123787112 (or 13123787110 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 123101122332020 its reverse (20233221101321), we get a palindrome (143334343433341).
The spelling of 123101122332020 in words is "one hundred twenty-three trillion, one hundred one billion, one hundred twenty-two million, three hundred thirty-two thousand, twenty".
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