Base | Representation |
---|---|
bin | 1000011010010… |
… | …00110110100001 |
3 | 11220202110111211 |
4 | 10031020312201 |
5 | 121030143433 |
6 | 11000110121 |
7 | 1514455600 |
oct | 415106641 |
9 | 156673454 |
10 | 70552993 |
11 | 36909565 |
12 | 1b765341 |
13 | 11803444 |
14 | 9527a37 |
15 | 62d98cd |
hex | 4348da1 |
70552993 has 12 divisors (see below), whose sum is σ = 84721152. Its totient is φ = 58521960.
The previous prime is 70552987. The next prime is 70552997. The reversal of 70552993 is 39925507.
It is not a de Polignac number, because 70552993 - 25 = 70552961 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (70552997) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21705 + ... + 24742.
It is an arithmetic number, because the mean of its divisors is an integer number (7060096).
Almost surely, 270552993 is an apocalyptic number.
It is an amenable number.
70552993 is a deficient number, since it is larger than the sum of its proper divisors (14168159).
70552993 is a wasteful number, since it uses less digits than its factorization.
70552993 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46492 (or 46485 counting only the distinct ones).
The product of its (nonzero) digits is 85050, while the sum is 40.
The square root of 70552993 is about 8399.5829063115. The cubic root of 70552993 is about 413.2109427056.
The spelling of 70552993 in words is "seventy million, five hundred fifty-two thousand, nine hundred ninety-three".
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