Base | Representation |
---|---|
bin | 101100011011010… |
… | …000101000000000 |
3 | 1220221111101001101 |
4 | 230123100220000 |
5 | 3011301442423 |
6 | 201543144144 |
7 | 24320213041 |
oct | 5433205000 |
9 | 1827441041 |
10 | 745343488 |
11 | 3527aa65a |
12 | 189745054 |
13 | bb557166 |
14 | 70dbc8c8 |
15 | 4567c7ad |
hex | 2c6d0a00 |
745343488 has 40 divisors (see below), whose sum is σ = 1495707840. Its totient is φ = 371051520.
The previous prime is 745343449. The next prime is 745343579. The reversal of 745343488 is 884343547.
It is a super-2 number, since 2×7453434882 = 1111073830208012288, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119323 + ... + 125413.
It is an arithmetic number, because the mean of its divisors is an integer number (37392696).
Almost surely, 2745343488 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 745343488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (747853920).
745343488 is an abundant number, since it is smaller than the sum of its proper divisors (750364352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
745343488 is an equidigital number, since it uses as much as digits as its factorization.
745343488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6348 (or 6332 counting only the distinct ones).
The product of its digits is 1290240, while the sum is 46.
The square root of 745343488 is about 27300.9796161237. The cubic root of 745343488 is about 906.6760706445.
The spelling of 745343488 in words is "seven hundred forty-five million, three hundred forty-three thousand, four hundred eighty-eight".
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