Base | Representation |
---|---|
bin | 101111100110111111… |
… | …1001011111011110000 |
3 | 100202220021212022001101 |
4 | 1133031333023323300 |
5 | 3133341434003130 |
6 | 114545105014144 |
7 | 10246414600642 |
oct | 1371577137360 |
9 | 322807768041 |
10 | 102240141040 |
11 | 3a3a5992234 |
12 | 17994024354 |
13 | 9844956b9b |
14 | 4d3c78a892 |
15 | 29d5c351ca |
hex | 17cdfcbef0 |
102240141040 has 20 divisors (see below), whose sum is σ = 237708328104. Its totient is φ = 40896056384.
The previous prime is 102240141013. The next prime is 102240141053. The reversal of 102240141040 is 40141042201.
It is a tau number, because it is divible by the number of its divisors (20).
It is a junction number, because it is equal to n+sod(n) for n = 102240140999 and 102240141017.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639000802 + ... + 639000961.
Almost surely, 2102240141040 is an apocalyptic number.
102240141040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
102240141040 is an abundant number, since it is smaller than the sum of its proper divisors (135468187064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102240141040 is a wasteful number, since it uses less digits than its factorization.
102240141040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1278001776 (or 1278001770 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 102240141040 its reverse (40141042201), we get a palindrome (142381183241).
The spelling of 102240141040 in words is "one hundred two billion, two hundred forty million, one hundred forty-one thousand, forty".
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