Base | Representation |
---|---|
bin | 101011001110100… |
… | …1111010111111000 |
3 | 10202002101022210002 |
4 | 1112131033113320 |
5 | 10432312140340 |
6 | 355533212132 |
7 | 50642044436 |
oct | 12635172770 |
9 | 3662338702 |
10 | 1450505720 |
11 | 684855464 |
12 | 345931048 |
13 | 1a1683111 |
14 | da8dbd56 |
15 | 8751e715 |
hex | 5674f5f8 |
1450505720 has 16 divisors (see below), whose sum is σ = 3263637960. Its totient is φ = 580202272.
The previous prime is 1450505689. The next prime is 1450505747. The reversal of 1450505720 is 275050541.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 18131282 + ... + 18131361.
Almost surely, 21450505720 is an apocalyptic number.
1450505720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1450505720 is an abundant number, since it is smaller than the sum of its proper divisors (1813132240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1450505720 is a wasteful number, since it uses less digits than its factorization.
1450505720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36262654 (or 36262650 counting only the distinct ones).
The product of its (nonzero) digits is 7000, while the sum is 29.
The square root of 1450505720 is about 38085.5053793435. The cubic root of 1450505720 is about 1131.9827668259.
The spelling of 1450505720 in words is "one billion, four hundred fifty million, five hundred five thousand, seven hundred twenty".
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