Base | Representation |
---|---|
bin | 1000010110001… |
… | …01111101000000 |
3 | 11212202020001000 |
4 | 10023011331000 |
5 | 120411014312 |
6 | 10540412000 |
7 | 1510063464 |
oct | 413057500 |
9 | 155666030 |
10 | 70016832 |
11 | 36582756 |
12 | 1b547000 |
13 | 116763a2 |
14 | 94284a4 |
15 | 6230adc |
hex | 42c5f40 |
70016832 has 56 divisors (see below), whose sum is σ = 205841600. Its totient is φ = 23338368.
The previous prime is 70016803. The next prime is 70016851. The reversal of 70016832 is 23861007.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 70016796 and 70016805.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 18532 + ... + 21987.
Almost surely, 270016832 is an apocalyptic number.
70016832 is a gapful number since it is divisible by the number (72) formed by its first and last digit.
It is an amenable number.
70016832 is an abundant number, since it is smaller than the sum of its proper divisors (135824768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70016832 is a wasteful number, since it uses less digits than its factorization.
70016832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40540 (or 40524 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 70016832 is about 8367.6061092764. The cubic root of 70016832 is about 412.1615604165.
Adding to 70016832 its reverse (23861007), we get a palindrome (93877839).
The spelling of 70016832 in words is "seventy million, sixteen thousand, eight hundred thirty-two".
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