Base | Representation |
---|---|
bin | 1011110111000… |
… | …01000000000000 |
3 | 20221012111112021 |
4 | 11323201000000 |
5 | 200432101434 |
6 | 13512211224 |
7 | 2315426506 |
oct | 573410000 |
9 | 227174467 |
10 | 99487744 |
11 | 51181684 |
12 | 29399b14 |
13 | 177c45b5 |
14 | d2da676 |
15 | 8b02cb4 |
hex | 5ee1000 |
99487744 has 52 divisors (see below), whose sum is σ = 201695184. Its totient is φ = 49061888.
The previous prime is 99487733. The next prime is 99487789. The reversal of 99487744 is 44778499.
It is a super-2 number, since 2×994877442 = 19795622412419072, which contains 22 as substring.
Its product of digits (2032128) is a multiple of the sum of its prime divisors (336).
It is a junction number, because it is equal to n+sod(n) for n = 99487691 and 99487700.
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, 438159 + ... + 438385.
Almost surely, 299487744 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 99487744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100847592).
99487744 is an abundant number, since it is smaller than the sum of its proper divisors (102207440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99487744 is a wasteful number, since it uses less digits than its factorization.
99487744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 358 (or 336 counting only the distinct ones).
The product of its digits is 2032128, while the sum is 52.
The square root of 99487744 is about 9974.3543149419. The cubic root of 99487744 is about 463.3649656072.
The spelling of 99487744 in words is "ninety-nine million, four hundred eighty-seven thousand, seven hundred forty-four".
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