Base | Representation |
---|---|
bin | 100010110010100011… |
… | …1110111111101100000 |
3 | 21010211201221101200000 |
4 | 1011211013313331200 |
5 | 2211002004211242 |
6 | 54153300100000 |
7 | 5253260040102 |
oct | 1054507677540 |
9 | 233751841600 |
10 | 74711007072 |
11 | 29759463449 |
12 | 12590694600 |
13 | 70784604c0 |
14 | 388a56b572 |
15 | 1e23ecea4c |
hex | 11651f7f60 |
74711007072 has 144 divisors (see below), whose sum is σ = 237276945360. Its totient is φ = 22987971072.
The previous prime is 74711007017. The next prime is 74711007089. The reversal of 74711007072 is 27070011747.
It is a tau number, because it is divible by the number of its divisors (144).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 268447 + ... + 470622.
It is an arithmetic number, because the mean of its divisors is an integer number (1647756565).
Almost surely, 274711007072 is an apocalyptic number.
74711007072 is a gapful number since it is divisible by the number (72) formed by its first and last digit.
It is an amenable number.
74711007072 is an abundant number, since it is smaller than the sum of its proper divisors (162565938288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74711007072 is a wasteful number, since it uses less digits than its factorization.
74711007072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 739107 (or 739087 counting only the distinct ones).
The product of its (nonzero) digits is 19208, while the sum is 36.
The spelling of 74711007072 in words is "seventy-four billion, seven hundred eleven million, seven thousand, seventy-two".
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