Base | Representation |
---|---|
bin | 101110101101101000… |
… | …1000101001001010101 |
3 | 100120221011012222000201 |
4 | 1131123101011021111 |
5 | 3120421223430424 |
6 | 114030112140501 |
7 | 10150624162414 |
oct | 1353321051125 |
9 | 316834188021 |
10 | 100315451989 |
11 | 395a8503925 |
12 | 17537537731 |
13 | 95c8c8a81c |
14 | 4bd8cd747b |
15 | 2921c9bd44 |
hex | 175b445255 |
100315451989 has 8 divisors (see below), whose sum is σ = 105598449440. Its totient is φ = 95032778256.
The previous prime is 100315451987. The next prime is 100315452001. The reversal of 100315451989 is 989154513001.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 100315451989 - 21 = 100315451987 is a prime.
It is a super-2 number, since 2×1003154519892 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100315451987) 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, 802567 + ... + 919099.
It is an arithmetic number, because the mean of its divisors is an integer number (13199806180).
Almost surely, 2100315451989 is an apocalyptic number.
100315451989 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
100315451989 is a deficient number, since it is larger than the sum of its proper divisors (5282997451).
100315451989 is a wasteful number, since it uses less digits than its factorization.
100315451989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161859.
The product of its (nonzero) digits is 194400, while the sum is 46.
The spelling of 100315451989 in words is "one hundred billion, three hundred fifteen million, four hundred fifty-one thousand, nine hundred eighty-nine".
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