Base | Representation |
---|---|
bin | 1000111001101… |
… | …10011110110100 |
3 | 12012111201210120 |
4 | 10130312132310 |
5 | 123104001202 |
6 | 11224251540 |
7 | 1564462530 |
oct | 434663664 |
9 | 165451716 |
10 | 74672052 |
11 | 39172244 |
12 | 21010bb0 |
13 | 12616260 |
14 | 9cbabc0 |
15 | 68500bc |
hex | 47367b4 |
74672052 has 192 divisors, whose sum is σ = 233318400. Its totient is φ = 18040320.
The previous prime is 74672047. The next prime is 74672069. The reversal of 74672052 is 25027647.
It is a congruent number.
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, 1224102 + ... + 1224162.
It is an arithmetic number, because the mean of its divisors is an integer number (1215200).
Almost surely, 274672052 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 74672052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116659200).
74672052 is an abundant number, since it is smaller than the sum of its proper divisors (158646348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74672052 is a wasteful number, since it uses less digits than its factorization.
74672052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 166 (or 164 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 33.
The square root of 74672052 is about 8641.2992078738. The cubic root of 74672052 is about 421.1007633212.
Adding to 74672052 its reverse (25027647), we get a palindrome (99699699).
The spelling of 74672052 in words is "seventy-four million, six hundred seventy-two thousand, fifty-two".
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