Base | Representation |
---|---|
bin | 10000110110011… |
… | …10101000000000 |
3 | 100211222121022122 |
4 | 20123032220000 |
5 | 242141334040 |
6 | 22005423412 |
7 | 3334334135 |
oct | 1033165000 |
9 | 324877278 |
10 | 141355520 |
11 | 72878549 |
12 | 3b40ab68 |
13 | 23393327 |
14 | 14ab858c |
15 | c6231b5 |
hex | 86cea00 |
141355520 has 40 divisors (see below), whose sum is σ = 338928084. Its totient is φ = 56541184.
The previous prime is 141355507. The next prime is 141355531. The reversal of 141355520 is 25553141.
It can be written as a sum of positive squares in 2 ways, for example, as 141324544 + 30976 = 11888^2 + 176^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a self number, because there is not a number n which added to its sum of digits gives 141355520.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25049 + ... + 30168.
Almost surely, 2141355520 is an apocalyptic number.
141355520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
141355520 is an abundant number, since it is smaller than the sum of its proper divisors (197572564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141355520 is an frugal number, since it uses more digits than its factorization.
141355520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55240 (or 55224 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 26.
The square root of 141355520 is about 11889.3027549979. The cubic root of 141355520 is about 520.9198708191.
The spelling of 141355520 in words is "one hundred forty-one million, three hundred fifty-five thousand, five hundred twenty".
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