Base | Representation |
---|---|
bin | 1011101011101… |
… | …1001000100000 |
3 | 10102012111201120 |
4 | 2322323020200 |
5 | 100021012432 |
6 | 4510132240 |
7 | 1133334015 |
oct | 272731040 |
9 | 112174646 |
10 | 49000992 |
11 | 25729197 |
12 | 144b1080 |
13 | a1c8791 |
14 | 671770c |
15 | 447dc2c |
hex | 2ebb220 |
49000992 has 48 divisors (see below), whose sum is σ = 129330432. Its totient is φ = 16244480.
The previous prime is 49000967. The next prime is 49000993. The reversal of 49000992 is 29900094.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (48).
It is not an unprimeable number, because it can be changed into a prime (49000993) 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, 17617 + ... + 20207.
It is an arithmetic number, because the mean of its divisors is an integer number (2694384).
Almost surely, 249000992 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 49000992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64665216).
49000992 is an abundant number, since it is smaller than the sum of its proper divisors (80329440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49000992 is a wasteful number, since it uses less digits than its factorization.
49000992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2801 (or 2793 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 33.
The square root of 49000992 is about 7000.0708567842. The cubic root of 49000992 is about 365.9330403947.
The spelling of 49000992 in words is "forty-nine million, nine hundred ninety-two", and thus it is an aban number.
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