Base | Representation |
---|---|
bin | 1000011100111… |
… | …00010101100110 |
3 | 11221101211120220 |
4 | 10032130111212 |
5 | 121122114300 |
6 | 11011305210 |
7 | 1520411550 |
oct | 416342546 |
9 | 157354526 |
10 | 70894950 |
11 | 37022475 |
12 | 1b8ab206 |
13 | 118c2c99 |
14 | 95b64d0 |
15 | 6355da0 |
hex | 439c566 |
70894950 has 96 divisors (see below), whose sum is σ = 202487040. Its totient is φ = 16080000.
The previous prime is 70894939. The next prime is 70894969. The reversal of 70894950 is 5949807.
It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (42).
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 47 ways as a sum of consecutive naturals, for example, 263416 + ... + 263684.
It is an arithmetic number, because the mean of its divisors is an integer number (2109240).
Almost surely, 270894950 is an apocalyptic number.
70894950 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 70894950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101243520).
70894950 is an abundant number, since it is smaller than the sum of its proper divisors (131592090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70894950 is a wasteful number, since it uses less digits than its factorization.
70894950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 542 (or 537 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 42.
The square root of 70894950 is about 8419.9138950467. The cubic root of 70894950 is about 413.8774521177.
The spelling of 70894950 in words is "seventy million, eight hundred ninety-four thousand, nine hundred fifty".
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