Base | Representation |
---|---|
bin | 100010100110000110… |
… | …1111111001010000000 |
3 | 21002202121201112022112 |
4 | 1011030031333022000 |
5 | 2204123023212013 |
6 | 54044012354452 |
7 | 5240024413346 |
oct | 1051415771200 |
9 | 232677645275 |
10 | 74293179008 |
11 | 29564620aa4 |
12 | 12494775a28 |
13 | 700ca19269 |
14 | 384ac85996 |
15 | 1dec498ba8 |
hex | 114c37f280 |
74293179008 has 64 divisors (see below), whose sum is σ = 149211426240. Its totient is φ = 36844800000.
The previous prime is 74293178989. The next prime is 74293179043. The reversal of 74293179008 is 80097139247.
It is a tau number, because it is divible by the number of its divisors (64).
It is a super-2 number, since 2×742931790082 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14706083 + ... + 14711133.
It is an arithmetic number, because the mean of its divisors is an integer number (2331428535).
Almost surely, 274293179008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74293179008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74605713120).
74293179008 is an abundant number, since it is smaller than the sum of its proper divisors (74918247232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74293179008 is a wasteful number, since it uses less digits than its factorization.
74293179008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5977 (or 5965 counting only the distinct ones).
The product of its (nonzero) digits is 762048, while the sum is 50.
The spelling of 74293179008 in words is "seventy-four billion, two hundred ninety-three million, one hundred seventy-nine thousand, eight".
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