Base | Representation |
---|---|
bin | 1101001010111001… |
… | …00110110101100000 |
3 | 200020202210010121112 |
4 | 12211130212311200 |
5 | 103440100111130 |
6 | 3125341442452 |
7 | 340135006145 |
oct | 64534466540 |
9 | 20222703545 |
10 | 7070707040 |
11 | 2aa9258941 |
12 | 1453b70428 |
13 | 888b61527 |
14 | 4b10c43cc |
15 | 2b5b34495 |
hex | 1a5726d60 |
7070707040 has 24 divisors (see below), whose sum is σ = 16704545760. Its totient is φ = 2828282752.
The previous prime is 7070707019. The next prime is 7070707069. The reversal of 7070707040 is 407070707.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a junction number, because it is equal to n+sod(n) for n = 7070706988 and 7070707006.
It is a congruent number.
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, 22095800 + ... + 22096119.
It is an arithmetic number, because the mean of its divisors is an integer number (696022740).
Almost surely, 27070707040 is an apocalyptic number.
It is an amenable number.
7070707040 is an abundant number, since it is smaller than the sum of its proper divisors (9633838720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7070707040 is a wasteful number, since it uses less digits than its factorization.
7070707040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44191934 (or 44191926 counting only the distinct ones).
The product of its (nonzero) digits is 9604, while the sum is 32.
The square root of 7070707040 is about 84087.4963356622. The cubic root of 7070707040 is about 1919.3504602611.
Adding to 7070707040 its reverse (407070707), we get a palindrome (7477777747).
The spelling of 7070707040 in words is "seven billion, seventy million, seven hundred seven thousand, forty".
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