Base | Representation |
---|---|
bin | 100010110011011101… |
… | …1111010000100100100 |
3 | 21010220212011202102110 |
4 | 1011212323322010210 |
5 | 2211032301040140 |
6 | 54200304041020 |
7 | 5254106424315 |
oct | 1054673720444 |
9 | 233825152373 |
10 | 74741424420 |
11 | 29774649453 |
12 | 1259a903170 |
13 | 7081850430 |
14 | 389060860c |
15 | 1e269dc380 |
hex | 1166efa124 |
74741424420 has 192 divisors, whose sum is σ = 240242688000. Its totient is φ = 17208681984.
The previous prime is 74741424397. The next prime is 74741424437. The reversal of 74741424420 is 2442414747.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1138861 + ... + 1202699.
It is an arithmetic number, because the mean of its divisors is an integer number (1251264000).
Almost surely, 274741424420 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 74741424420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120121344000).
74741424420 is an abundant number, since it is smaller than the sum of its proper divisors (165501263580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74741424420 is a wasteful number, since it uses less digits than its factorization.
74741424420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63962 (or 63960 counting only the distinct ones).
The product of its (nonzero) digits is 200704, while the sum is 39.
The spelling of 74741424420 in words is "seventy-four billion, seven hundred forty-one million, four hundred twenty-four thousand, four hundred twenty".
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