Base | Representation |
---|---|
bin | 1011111010111… |
… | …0111100110110 |
3 | 10111002020122122 |
4 | 2332232330312 |
5 | 100244442140 |
6 | 4543355542 |
7 | 1144663430 |
oct | 276567466 |
9 | 114066578 |
10 | 49999670 |
11 | 26250546 |
12 | 148b2bb2 |
13 | a488206 |
14 | 68d7650 |
15 | 45c9ab5 |
hex | 2faef36 |
49999670 has 32 divisors (see below), whose sum is σ = 104804928. Its totient is φ = 16818048.
The previous prime is 49999667. The next prime is 49999673. The reversal of 49999670 is 7699994.
It is an interprime number because it is at equal distance from previous prime (49999667) and next prime (49999673).
It is a Harshad number since it is a multiple of its sum of digits (53).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49999673) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3029 + ... + 10448.
It is an arithmetic number, because the mean of its divisors is an integer number (3275154).
Almost surely, 249999670 is an apocalyptic number.
49999670 is an abundant number, since it is smaller than the sum of its proper divisors (54805258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49999670 is a wasteful number, since it uses less digits than its factorization.
49999670 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13544.
The product of its (nonzero) digits is 1102248, while the sum is 53.
The square root of 49999670 is about 7071.0444773032. The cubic root of 49999670 is about 368.4023393753.
The spelling of 49999670 in words is "forty-nine million, nine hundred ninety-nine thousand, six hundred seventy".
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