Base | Representation |
---|---|
bin | 10101001000000… |
… | …100100100101100 |
3 | 220200221021201212 |
4 | 111020010210230 |
5 | 1211213444140 |
6 | 55100453552 |
7 | 11532445151 |
oct | 2510044454 |
9 | 820837655 |
10 | 354437420 |
11 | 172086097 |
12 | 9a84a2b8 |
13 | 5857abac |
14 | 35104228 |
15 | 211b3765 |
hex | 1520492c |
354437420 has 96 divisors (see below), whose sum is σ = 825552000. Its totient is φ = 127217664.
The previous prime is 354437417. The next prime is 354437423. The reversal of 354437420 is 24734453.
It is an interprime number because it is at equal distance from previous prime (354437417) and next prime (354437423).
It is not an unprimeable number, because it can be changed into a prime (354437423) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1015406 + ... + 1015754.
It is an arithmetic number, because the mean of its divisors is an integer number (8599500).
Almost surely, 2354437420 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 354437420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (412776000).
354437420 is an abundant number, since it is smaller than the sum of its proper divisors (471114580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
354437420 is a wasteful number, since it uses less digits than its factorization.
354437420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 507 (or 505 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 32.
The square root of 354437420 is about 18826.5084389007. The cubic root of 354437420 is about 707.6956435970.
The spelling of 354437420 in words is "three hundred fifty-four million, four hundred thirty-seven thousand, four hundred twenty".
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