Base | Representation |
---|---|
bin | 1000010111111… |
… | …01100011011110 |
3 | 11220011210102220 |
4 | 10023331203132 |
5 | 120440311244 |
6 | 10545330210 |
7 | 1512032451 |
oct | 413754336 |
9 | 156153386 |
10 | 70244574 |
11 | 36718874 |
12 | 1b636966 |
13 | 11725c4a |
14 | 9487498 |
15 | 6278319 |
hex | 42fd8de |
70244574 has 64 divisors (see below), whose sum is σ = 152340480. Its totient is φ = 21548160.
The previous prime is 70244569. The next prime is 70244597. The reversal of 70244574 is 47544207.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 405952 + ... + 406124.
It is an arithmetic number, because the mean of its divisors is an integer number (2380320).
Almost surely, 270244574 is an apocalyptic number.
70244574 is a gapful number since it is divisible by the number (74) formed by its first and last digit.
70244574 is an abundant number, since it is smaller than the sum of its proper divisors (82095906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70244574 is a wasteful number, since it uses less digits than its factorization.
70244574 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 305.
The product of its (nonzero) digits is 31360, while the sum is 33.
The square root of 70244574 is about 8381.2036128470. The cubic root of 70244574 is about 412.6079526459.
The spelling of 70244574 in words is "seventy million, two hundred forty-four thousand, five hundred seventy-four".
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