Base | Representation |
---|---|
bin | 1110111011010111… |
… | …0000101011000101 |
3 | 101100021000021020000 |
4 | 3232311300223011 |
5 | 31201302223110 |
6 | 1501341231513 |
7 | 201204352002 |
oct | 35665605305 |
9 | 11307007200 |
10 | 4007070405 |
11 | 1776983338 |
12 | 939b62599 |
13 | 4bb2289a0 |
14 | 2a02748a9 |
15 | 186bc01c0 |
hex | eed70ac5 |
4007070405 has 80 divisors (see below), whose sum is σ = 7774402944. Its totient is φ = 1962817920.
The previous prime is 4007070383. The next prime is 4007070409. The reversal of 4007070405 is 5040707004.
It is not a de Polignac number, because 4007070405 - 211 = 4007068357 is a prime.
It is a super-2 number, since 2×40070704052 = 32113226461253728050, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4007070409) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1109112 + ... + 1112718.
Almost surely, 24007070405 is an apocalyptic number.
4007070405 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
4007070405 is a deficient number, since it is larger than the sum of its proper divisors (3767332539).
4007070405 is a wasteful number, since it uses less digits than its factorization.
4007070405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3848 (or 3839 counting only the distinct ones).
The product of its (nonzero) digits is 3920, while the sum is 27.
The square root of 4007070405 is about 63301.4249839607. The cubic root of 4007070405 is about 1588.3357987924.
Adding to 4007070405 its reverse (5040707004), we get a palindrome (9047777409).
The spelling of 4007070405 in words is "four billion, seven million, seventy thousand, four hundred five".
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