Base | Representation |
---|---|
bin | 101101111010000000… |
… | …111000001000111000 |
3 | 11201020020000022201121 |
4 | 231322000320020320 |
5 | 1301422133044202 |
6 | 34351055555024 |
7 | 3363331312426 |
oct | 557200701070 |
9 | 151206008647 |
10 | 49291690552 |
11 | 199a4968745 |
12 | 967782ba74 |
13 | 48570b1400 |
14 | 2558632116 |
15 | 14375d0537 |
hex | b7a038238 |
49291690552 has 48 divisors (see below), whose sum is σ = 100302300000. Its totient is φ = 22699063296.
The previous prime is 49291690529. The next prime is 49291690559. The reversal of 49291690552 is 25509619294.
It is a Harshad number since it is a multiple of its sum of digits (52).
It is a self number, because there is not a number n which added to its sum of digits gives 49291690552.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49291690559) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 566449 + ... + 647647.
It is an arithmetic number, because the mean of its divisors is an integer number (2089631250).
Almost surely, 249291690552 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 49291690552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50151150000).
49291690552 is an abundant number, since it is smaller than the sum of its proper divisors (51010609448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49291690552 is a wasteful number, since it uses less digits than its factorization.
49291690552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81680 (or 81663 counting only the distinct ones).
The product of its (nonzero) digits is 1749600, while the sum is 52.
The spelling of 49291690552 in words is "forty-nine billion, two hundred ninety-one million, six hundred ninety thousand, five hundred fifty-two".
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