Base | Representation |
---|---|
bin | 1010111101100… |
… | …1000011001101 |
3 | 10012111220200200 |
4 | 2233121003031 |
5 | 43232242210 |
6 | 4321244113 |
7 | 1065543036 |
oct | 257310315 |
9 | 105456620 |
10 | 45977805 |
11 | 23a53895 |
12 | 13493639 |
13 | 96aa703 |
14 | 616ba8d |
15 | 40830c0 |
hex | 2bd90cd |
45977805 has 48 divisors (see below), whose sum is σ = 85902336. Its totient is φ = 22682880.
The previous prime is 45977803. The next prime is 45977807. The reversal of 45977805 is 50877954.
45977805 = T30 + T31 + ... + T650.
It is an interprime number because it is at equal distance from previous prime (45977803) and next prime (45977807).
It is not a de Polignac number, because 45977805 - 21 = 45977803 is a prime.
It is a super-2 number, since 2×459778052 = 4227917105236050, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45977803) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31369 + ... + 32801.
It is an arithmetic number, because the mean of its divisors is an integer number (1789632).
Almost surely, 245977805 is an apocalyptic number.
45977805 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
45977805 is a deficient number, since it is larger than the sum of its proper divisors (39924531).
45977805 is a wasteful number, since it uses less digits than its factorization.
45977805 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1498 (or 1495 counting only the distinct ones).
The product of its (nonzero) digits is 352800, while the sum is 45.
The square root of 45977805 is about 6780.6935485981. The cubic root of 45977805 is about 358.2471504775.
The spelling of 45977805 in words is "forty-five million, nine hundred seventy-seven thousand, eight hundred five".
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