Base | Representation |
---|---|
bin | 100010011101011010… |
… | …0001101101101100100 |
3 | 21002000021022222102102 |
4 | 1010322310031231210 |
5 | 2203023302211322 |
6 | 53555022431232 |
7 | 5226550623356 |
oct | 1047264155544 |
9 | 232007288372 |
10 | 74001210212 |
11 | 29424832576 |
12 | 12412a32518 |
13 | 6c943a0b67 |
14 | 38201a30d6 |
15 | 1dd1a24792 |
hex | 113ad0db64 |
74001210212 has 6 divisors (see below), whose sum is σ = 129502117878. Its totient is φ = 37000605104.
The previous prime is 74001210209. The next prime is 74001210251. The reversal of 74001210212 is 21201210047.
It can be written as a sum of positive squares in only one way, i.e., 72052517476 + 1948692736 = 268426^2 + 44144^2 .
It is a super-2 number, since 2×740012102122 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9250151273 + ... + 9250151280.
It is an arithmetic number, because the mean of its divisors is an integer number (21583686313).
Almost surely, 274001210212 is an apocalyptic number.
It is an amenable number.
74001210212 is a deficient number, since it is larger than the sum of its proper divisors (55500907666).
74001210212 is a wasteful number, since it uses less digits than its factorization.
74001210212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18500302557 (or 18500302555 counting only the distinct ones).
The product of its (nonzero) digits is 224, while the sum is 20.
Adding to 74001210212 its reverse (21201210047), we get a palindrome (95202420259).
The spelling of 74001210212 in words is "seventy-four billion, one million, two hundred ten thousand, two hundred twelve".
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