Base | Representation |
---|---|
bin | 1011110010110… |
… | …1111000011000 |
3 | 10110002101110021 |
4 | 2330231320120 |
5 | 100131033000 |
6 | 4524200224 |
7 | 1140332215 |
oct | 274557030 |
9 | 113071407 |
10 | 49471000 |
11 | 25a1a327 |
12 | 14699074 |
13 | a3316a7 |
14 | 67dab0c |
15 | 452311a |
hex | 2f2de18 |
49471000 has 64 divisors (see below), whose sum is σ = 117804960. Its totient is φ = 19440000.
The previous prime is 49470977. The next prime is 49471033. The reversal of 49471000 is 17494.
It is a super-3 number, since 3×494710003 (a number of 24 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60595 + ... + 61405.
Almost surely, 249471000 is an apocalyptic number.
49471000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49471000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58902480).
49471000 is an abundant number, since it is smaller than the sum of its proper divisors (68333960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49471000 is a wasteful number, since it uses less digits than its factorization.
49471000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 893 (or 879 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 49471000 is about 7033.5623975337. The cubic root of 49471000 is about 367.0993056631.
Adding to 49471000 its reverse (17494), we get a palindrome (49488494).
The spelling of 49471000 in words is "forty-nine million, four hundred seventy-one thousand".
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