Base | Representation |
---|---|
bin | 1000111011100… |
… | …10110010011110 |
3 | 12012222021122101 |
4 | 10131302302132 |
5 | 123134402240 |
6 | 11233435314 |
7 | 1566541642 |
oct | 435626236 |
9 | 165867571 |
10 | 74919070 |
11 | 39320896 |
12 | 2110bb3a |
13 | 126a1815 |
14 | 9d42c22 |
15 | 689d39a |
hex | 4772c9e |
74919070 has 8 divisors (see below), whose sum is σ = 134854344. Its totient is φ = 29967624.
The previous prime is 74919067. The next prime is 74919077. The reversal of 74919070 is 7091947.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×749190702 = 11225734099329800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74919077) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3745944 + ... + 3745963.
It is an arithmetic number, because the mean of its divisors is an integer number (16856793).
Almost surely, 274919070 is an apocalyptic number.
74919070 is a deficient number, since it is larger than the sum of its proper divisors (59935274).
74919070 is a wasteful number, since it uses less digits than its factorization.
74919070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7491914.
The product of its (nonzero) digits is 15876, while the sum is 37.
The square root of 74919070 is about 8655.5802809517. The cubic root of 74919070 is about 421.5645913790.
It can be divided in two parts, 7491 and 9070, that added together give a palindrome (16561).
The spelling of 74919070 in words is "seventy-four million, nine hundred nineteen thousand, seventy".
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