Base | Representation |
---|---|
bin | 101011010101111011011001… |
… | …1100110111011001011111000 |
3 | 1211222212202000021201202001102 |
4 | 1112223312303212323023320 |
5 | 344432312332022330000 |
6 | 3430501521304310532 |
7 | 143206045652451446 |
oct | 12653666346731370 |
9 | 1758782007652042 |
10 | 381245785355000 |
11 | 10052747a859615 |
12 | 36913ba2172448 |
13 | 13496428388b67 |
14 | 6a205745b9b96 |
15 | 2e121278043d5 |
hex | 15abdb39bb2f8 |
381245785355000 has 40 divisors (see below), whose sum is σ = 893258875098480. Its totient is φ = 152498314140000.
The previous prime is 381245785354957. The next prime is 381245785355027. The reversal of 381245785355000 is 553587542183.
It is a tau number, because it is divible by the number of its divisors (40).
It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 38124573536 + ... + 38124583535.
It is an arithmetic number, because the mean of its divisors is an integer number (22331471877462).
Almost surely, 2381245785355000 is an apocalyptic number.
It is an amenable number.
381245785355000 is an abundant number, since it is smaller than the sum of its proper divisors (512013089743480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
381245785355000 is an equidigital number, since it uses as much as digits as its factorization.
381245785355000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76249157097 (or 76249157078 counting only the distinct ones).
The product of its (nonzero) digits is 20160000, while the sum is 56.
The spelling of 381245785355000 in words is "three hundred eighty-one trillion, two hundred forty-five billion, seven hundred eighty-five million, three hundred fifty-five thousand".
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