Base | Representation |
---|---|
bin | 1001100100101… |
… | …0011000000010 |
3 | 2210112212011200 |
4 | 2121022120002 |
5 | 40234304110 |
6 | 3552322030 |
7 | 665162640 |
oct | 231123002 |
9 | 83485150 |
10 | 40150530 |
11 | 20733762 |
12 | 11543316 |
13 | 841a214 |
14 | 5492190 |
15 | 37d16c0 |
hex | 264a602 |
40150530 has 96 divisors (see below), whose sum is σ = 120676608. Its totient is φ = 9072000.
The previous prime is 40150493. The next prime is 40150541. The reversal of 40150530 is 3505104.
It is a super-2 number, since 2×401505302 = 3224130118561800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 63315 + ... + 63945.
It is an arithmetic number, because the mean of its divisors is an integer number (1257048).
Almost surely, 240150530 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40150530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60338304).
40150530 is an abundant number, since it is smaller than the sum of its proper divisors (80526078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40150530 is a wasteful number, since it uses less digits than its factorization.
40150530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 752 (or 749 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 18.
The square root of 40150530 is about 6336.4445866748. Note that the first 3 decimals coincide. The cubic root of 40150530 is about 342.4236567727.
Adding to 40150530 its reverse (3505104), we get a palindrome (43655634).
The spelling of 40150530 in words is "forty million, one hundred fifty thousand, five hundred thirty".
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