Base | Representation |
---|---|
bin | 111001001001000001… |
… | …101100110110001110 |
3 | 12212100220201221201222 |
4 | 321021001230312032 |
5 | 2001123302143000 |
6 | 44104100403342 |
7 | 4301266361354 |
oct | 711101546616 |
9 | 185326657658 |
10 | 61354724750 |
11 | 240251628a0 |
12 | ba836a6552 |
13 | 5a2a315c77 |
14 | 2d8077b7d4 |
15 | 18e1652a85 |
hex | e4906cd8e |
61354724750 has 64 divisors (see below), whose sum is σ = 125582835456. Its totient is φ = 22260004000.
The previous prime is 61354724749. The next prime is 61354724833. The reversal of 61354724750 is 5742745316.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1193069 + ... + 1243431.
It is an arithmetic number, because the mean of its divisors is an integer number (1962231804).
Almost surely, 261354724750 is an apocalyptic number.
61354724750 is an abundant number, since it is smaller than the sum of its proper divisors (64228110706).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61354724750 is a wasteful number, since it uses less digits than its factorization.
61354724750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50834 (or 50824 counting only the distinct ones).
The product of its (nonzero) digits is 705600, while the sum is 44.
The spelling of 61354724750 in words is "sixty-one billion, three hundred fifty-four million, seven hundred twenty-four thousand, seven hundred fifty".
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