Base | Representation |
---|---|
bin | 10001010101110… |
… | …00000111000000 |
3 | 101010201000022112 |
4 | 20222320013000 |
5 | 244214120400 |
6 | 22233354452 |
7 | 3414240431 |
oct | 1052700700 |
9 | 333630275 |
10 | 145457600 |
11 | 7511a4a2 |
12 | 40868a28 |
13 | 2419b4b2 |
14 | 15465488 |
15 | cb83835 |
hex | 8ab81c0 |
145457600 has 42 divisors (see below), whose sum is σ = 357920544. Its totient is φ = 58182400.
The previous prime is 145457579. The next prime is 145457623. The reversal of 145457600 is 6754541.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43856 + ... + 47055.
Almost surely, 2145457600 is an apocalyptic number.
145457600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
145457600 is an abundant number, since it is smaller than the sum of its proper divisors (212462944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145457600 is an equidigital number, since it uses as much as digits as its factorization.
145457600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90933 (or 90918 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 32.
The square root of 145457600 is about 12060.5804172104. The cubic root of 145457600 is about 525.9108601903.
The spelling of 145457600 in words is "one hundred forty-five million, four hundred fifty-seven thousand, six hundred".
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