Base | Representation |
---|---|
bin | 100100000010111001… |
… | …011001001100010010 |
3 | 10200220022002122000220 |
4 | 210002321121030102 |
5 | 1113231021233430 |
6 | 25440254053510 |
7 | 2540050445223 |
oct | 440271311422 |
9 | 120808078026 |
10 | 38703305490 |
11 | 15461009293 |
12 | 76017aa296 |
13 | 385a533cc5 |
14 | 1c322ab24a |
15 | 1017c4b110 |
hex | 902e59312 |
38703305490 has 16 divisors (see below), whose sum is σ = 92887933248. Its totient is φ = 10320881456.
The previous prime is 38703305447. The next prime is 38703305497. The reversal of 38703305490 is 9450330783.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (38703305497) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645055062 + ... + 645055121.
It is an arithmetic number, because the mean of its divisors is an integer number (5805495828).
Almost surely, 238703305490 is an apocalyptic number.
38703305490 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
38703305490 is an abundant number, since it is smaller than the sum of its proper divisors (54184627758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38703305490 is a wasteful number, since it uses less digits than its factorization.
38703305490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1290110193.
The product of its (nonzero) digits is 272160, while the sum is 42.
The spelling of 38703305490 in words is "thirty-eight billion, seven hundred three million, three hundred five thousand, four hundred ninety".
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