Base | Representation |
---|---|
bin | 100010111100100100… |
… | …1111011110110100000 |
3 | 21011201011100020222201 |
4 | 1011321021323312200 |
5 | 2212144023412431 |
6 | 54250503342544 |
7 | 5264510516320 |
oct | 1057111736640 |
9 | 234634306881 |
10 | 75047091616 |
11 | 29911143772 |
12 | 12665151a54 |
13 | 70ccc838b3 |
14 | 38bd055280 |
15 | 1e4376a461 |
hex | 117927bda0 |
75047091616 has 48 divisors (see below), whose sum is σ = 170434103616. Its totient is φ = 31862439936.
The previous prime is 75047091593. The next prime is 75047091619. The reversal of 75047091616 is 61619074057.
It is not an unprimeable number, because it can be changed into a prime (75047091619) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1541601 + ... + 1589536.
It is an arithmetic number, because the mean of its divisors is an integer number (3550710492).
Almost surely, 275047091616 is an apocalyptic number.
It is an amenable number.
75047091616 is an abundant number, since it is smaller than the sum of its proper divisors (95387012000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75047091616 is a wasteful number, since it uses less digits than its factorization.
75047091616 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3131261 (or 3131253 counting only the distinct ones).
The product of its (nonzero) digits is 317520, while the sum is 46.
The spelling of 75047091616 in words is "seventy-five billion, forty-seven million, ninety-one thousand, six hundred sixteen".
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