Base | Representation |
---|---|
bin | 1000111001110… |
… | …11000010111100 |
3 | 12012112200110000 |
4 | 10130323002330 |
5 | 123110100443 |
6 | 11224514300 |
7 | 1564601166 |
oct | 434730274 |
9 | 165480400 |
10 | 74690748 |
11 | 391852a0 |
12 | 2101b990 |
13 | 12621912 |
14 | 9cc3936 |
15 | 68558d3 |
hex | 473b0bc |
74690748 has 120 divisors (see below), whose sum is σ = 224421120. Its totient is φ = 21422880.
The previous prime is 74690719. The next prime is 74690771. The reversal of 74690748 is 84709647.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 67165 + ... + 68267.
It is an arithmetic number, because the mean of its divisors is an integer number (1870176).
Almost surely, 274690748 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 74690748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112210560).
74690748 is an abundant number, since it is smaller than the sum of its proper divisors (149730372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74690748 is a wasteful number, since it uses less digits than its factorization.
74690748 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1149 (or 1138 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 45.
The square root of 74690748 is about 8642.3809219451. The cubic root of 74690748 is about 421.1359047281.
The spelling of 74690748 in words is "seventy-four million, six hundred ninety thousand, seven hundred forty-eight".
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