Base | Representation |
---|---|
bin | 100010100111110110… |
… | …0011010000011000100 |
3 | 21002220200102210021022 |
4 | 1011033230122003010 |
5 | 2204232440010444 |
6 | 54053454210312 |
7 | 5241333124130 |
oct | 1051754320304 |
9 | 232820383238 |
10 | 74351485124 |
11 | 29594525274 |
12 | 124b01b3998 |
13 | 701bb22217 |
14 | 38549023c0 |
15 | 1e026649ee |
hex | 114fb1a0c4 |
74351485124 has 144 divisors (see below), whose sum is σ = 166133689344. Its totient is φ = 28393113600.
The previous prime is 74351485123. The next prime is 74351485133. The reversal of 74351485124 is 42158415347.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74351485123) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32594864 + ... + 32597144.
It is an arithmetic number, because the mean of its divisors is an integer number (1153706176).
Almost surely, 274351485124 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 74351485124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83066844672).
74351485124 is an abundant number, since it is smaller than the sum of its proper divisors (91782204220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74351485124 is a wasteful number, since it uses less digits than its factorization.
74351485124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2434 (or 2385 counting only the distinct ones).
The product of its digits is 537600, while the sum is 44.
The spelling of 74351485124 in words is "seventy-four billion, three hundred fifty-one million, four hundred eighty-five thousand, one hundred twenty-four".
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