Base | Representation |
---|---|
bin | 10101001000011… |
… | …000110101111000 |
3 | 220201002111121200 |
4 | 111020120311320 |
5 | 1211224123230 |
6 | 55102334200 |
7 | 11533242201 |
oct | 2510306570 |
9 | 821074550 |
10 | 354520440 |
11 | 1721324aa |
12 | 9a88a360 |
13 | 585a9911 |
14 | 351265a8 |
15 | 211cd160 |
hex | 15218d78 |
354520440 has 96 divisors (see below), whose sum is σ = 1180342800. Its totient is φ = 92229120.
The previous prime is 354520427. The next prime is 354520469. The reversal of 354520440 is 44025453.
354520440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2751 + ... + 26769.
Almost surely, 2354520440 is an apocalyptic number.
354520440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 354520440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (590171400).
354520440 is an abundant number, since it is smaller than the sum of its proper divisors (825822360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
354520440 is a wasteful number, since it uses less digits than its factorization.
354520440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24077 (or 24070 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 27.
The square root of 354520440 is about 18828.7131796095. The cubic root of 354520440 is about 707.7508938823.
Adding to 354520440 its reverse (44025453), we get a palindrome (398545893).
The spelling of 354520440 in words is "three hundred fifty-four million, five hundred twenty thousand, four hundred forty".
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