Base | Representation |
---|---|
bin | 10101110001101100001… |
… | …10010000100110010000 |
3 | 2122112022120100210120221 |
4 | 22320312012100212100 |
5 | 44224334332420031 |
6 | 1331422154442424 |
7 | 105025612245100 |
oct | 12706606204620 |
9 | 2575276323527 |
10 | 748231920016 |
11 | 26936145a019 |
12 | 101019433414 |
13 | 55733b14799 |
14 | 28300cab200 |
15 | 146e35eba11 |
hex | ae36190990 |
748231920016 has 45 divisors (see below), whose sum is σ = 1686439542081. Its totient is φ = 320660442816.
The previous prime is 748231919987. The next prime is 748231920067. The reversal of 748231920016 is 610029132847.
The square root of 748231920016 is 865004.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 284067680400 + 464164239616 = 532980^2 + 681296^2 .
It is a super-2 number, since 2×7482319200162 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 24204666 + ... + 24235558.
Almost surely, 2748231920016 is an apocalyptic number.
748231920016 is the 865004-th square number.
It is an amenable number.
748231920016 is an abundant number, since it is smaller than the sum of its proper divisors (938207622065).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
748231920016 is an frugal number, since it uses more digits than its factorization.
748231920016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61808 (or 30902 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 43.
The spelling of 748231920016 in words is "seven hundred forty-eight billion, two hundred thirty-one million, nine hundred twenty thousand, sixteen".
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