Base | Representation |
---|---|
bin | 1000011111001000110… |
… | …0000010010111010010 |
3 | 111221022212002020121120 |
4 | 2013302030002113102 |
5 | 4342043033144300 |
6 | 150551151103110 |
7 | 13350663301362 |
oct | 2076214022722 |
9 | 457285066546 |
10 | 145797162450 |
11 | 56917774095 |
12 | 2430b211a96 |
13 | 1099691c034 |
14 | 70b151a9a2 |
15 | 3bd4b3e3a0 |
hex | 21f23025d2 |
145797162450 has 96 divisors (see below), whose sum is σ = 371526649344. Its totient is φ = 37810391040.
The previous prime is 145797162389. The next prime is 145797162481. The reversal of 145797162450 is 54261797541.
It is a junction number, because it is equal to n+sod(n) for n = 145797162393 and 145797162402.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14741407 + ... + 14751293.
It is an arithmetic number, because the mean of its divisors is an integer number (3870069264).
Almost surely, 2145797162450 is an apocalyptic number.
145797162450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 145797162450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185763324672).
145797162450 is an abundant number, since it is smaller than the sum of its proper divisors (225729486894).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145797162450 is a wasteful number, since it uses less digits than its factorization.
145797162450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12596 (or 12591 counting only the distinct ones).
The product of its (nonzero) digits is 2116800, while the sum is 51.
The spelling of 145797162450 in words is "one hundred forty-five billion, seven hundred ninety-seven million, one hundred sixty-two thousand, four hundred fifty".
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