Base | Representation |
---|---|
bin | 1000011000111… |
… | …00110011011100 |
3 | 11220102022000120 |
4 | 10030130303130 |
5 | 121003410242 |
6 | 10552154540 |
7 | 1513104564 |
oct | 414346334 |
9 | 156368016 |
10 | 70372572 |
11 | 367a5a56 |
12 | 1b698a50 |
13 | 1176c29a |
14 | 94bbda4 |
15 | 62a11ec |
hex | 431ccdc |
70372572 has 24 divisors (see below), whose sum is σ = 164571792. Its totient is φ = 23404800.
The previous prime is 70372559. The next prime is 70372609. The reversal of 70372572 is 27527307.
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 7 ways as a sum of consecutive naturals, for example, 829 + ... + 11892.
It is an arithmetic number, because the mean of its divisors is an integer number (6857158).
Almost surely, 270372572 is an apocalyptic number.
It is an amenable number.
70372572 is an abundant number, since it is smaller than the sum of its proper divisors (94199220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70372572 is a wasteful number, since it uses less digits than its factorization.
70372572 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13189 (or 13187 counting only the distinct ones).
The product of its (nonzero) digits is 20580, while the sum is 33.
The square root of 70372572 is about 8388.8361528880. The cubic root of 70372572 is about 412.8584153932.
Adding to 70372572 its reverse (27527307), we get a palindrome (97899879).
The spelling of 70372572 in words is "seventy million, three hundred seventy-two thousand, five hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •