Base | Representation |
---|---|
bin | 1000011100000… |
… | …10100101001100 |
3 | 11221012110212120 |
4 | 10032002211030 |
5 | 121110230302 |
6 | 11005132540 |
7 | 1516462146 |
oct | 416024514 |
9 | 157173776 |
10 | 70789452 |
11 | 36a60188 |
12 | 1b85a150 |
13 | 11886c66 |
14 | 9589c96 |
15 | 63349bc |
hex | 438294c |
70789452 has 24 divisors (see below), whose sum is σ = 169205232. Its totient is φ = 23020800.
The previous prime is 70789447. The next prime is 70789457. The reversal of 70789452 is 25498707.
It is an interprime number because it is at equal distance from previous prime (70789447) and next prime (70789457).
It is a super-2 number, since 2×707894522 = 10022293028920608, which contains 22 as substring.
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (70789457) 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, 71449 + ... + 72432.
It is an arithmetic number, because the mean of its divisors is an integer number (7050218).
Almost surely, 270789452 is an apocalyptic number.
It is an amenable number.
70789452 is an abundant number, since it is smaller than the sum of its proper divisors (98415780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70789452 is a wasteful number, since it uses less digits than its factorization.
70789452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143929 (or 143927 counting only the distinct ones).
The product of its (nonzero) digits is 141120, while the sum is 42.
The square root of 70789452 is about 8413.6467717631. The cubic root of 70789452 is about 413.6720546969.
The spelling of 70789452 in words is "seventy million, seven hundred eighty-nine thousand, four hundred fifty-two".
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