Base | Representation |
---|---|
bin | 1000011010001… |
… | …01110011111101 |
3 | 11220201211102122 |
4 | 10031011303331 |
5 | 121024244131 |
6 | 10555532325 |
7 | 1514404361 |
oct | 415056375 |
9 | 156654378 |
10 | 70540541 |
11 | 36900175 |
12 | 1b75a0a5 |
13 | 117ca886 |
14 | 95232a1 |
15 | 62d5d7b |
hex | 4345cfd |
70540541 has 8 divisors (see below), whose sum is σ = 72381624. Its totient is φ = 68705280.
The previous prime is 70540529. The next prime is 70540567. The reversal of 70540541 is 14504507.
It can be written as a sum of positive squares in 4 ways, for example, as 64516 + 70476025 = 254^2 + 8395^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 70540541 - 210 = 70539517 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 70540541.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70140541) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33965 + ... + 35981.
It is an arithmetic number, because the mean of its divisors is an integer number (9047703).
Almost surely, 270540541 is an apocalyptic number.
It is an amenable number.
70540541 is a deficient number, since it is larger than the sum of its proper divisors (1841083).
70540541 is a wasteful number, since it uses less digits than its factorization.
70540541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2911.
The product of its (nonzero) digits is 2800, while the sum is 26.
The square root of 70540541 is about 8398.8416463224. The cubic root of 70540541 is about 413.1866318759.
The spelling of 70540541 in words is "seventy million, five hundred forty thousand, five hundred forty-one".
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