Base | Representation |
---|---|
bin | 1000011010000… |
… | …10000001011100 |
3 | 11220201001010210 |
4 | 10031002001130 |
5 | 121023300040 |
6 | 10555332420 |
7 | 1514311206 |
oct | 415020134 |
9 | 156631123 |
10 | 70525020 |
11 | 3689a545 |
12 | 1b751110 |
13 | 117c37a7 |
14 | 951b776 |
15 | 62d1480 |
hex | 434205c |
70525020 has 24 divisors (see below), whose sum is σ = 197470224. Its totient is φ = 18806656.
The previous prime is 70525009. The next prime is 70525069. The reversal of 70525020 is 2052507.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 587649 + ... + 587768.
It is an arithmetic number, because the mean of its divisors is an integer number (8227926).
Almost surely, 270525020 is an apocalyptic number.
It is an amenable number.
70525020 is an abundant number, since it is smaller than the sum of its proper divisors (126945204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70525020 is a wasteful number, since it uses less digits than its factorization.
70525020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1175429 (or 1175427 counting only the distinct ones).
The product of its (nonzero) digits is 700, while the sum is 21.
The square root of 70525020 is about 8397.9175990242. The cubic root of 70525020 is about 413.1563252369.
Adding to 70525020 its reverse (2052507), we get a palindrome (72577527).
The spelling of 70525020 in words is "seventy million, five hundred twenty-five thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •