Base | Representation |
---|---|
bin | 10001010011111… |
… | …00100001000110 |
3 | 101010020121111011 |
4 | 20221330201012 |
5 | 244133313020 |
6 | 22224232434 |
7 | 3412203001 |
oct | 1051744106 |
9 | 333217434 |
10 | 145213510 |
11 | 74a73072 |
12 | 4076b71a |
13 | 24114370 |
14 | 15400538 |
15 | cb3635a |
hex | 8a7c846 |
145213510 has 16 divisors (see below), whose sum is σ = 281491056. Its totient is φ = 53617248.
The previous prime is 145213499. The next prime is 145213543. The reversal of 145213510 is 15312541.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 558384 + ... + 558643.
It is an arithmetic number, because the mean of its divisors is an integer number (17593191).
Almost surely, 2145213510 is an apocalyptic number.
145213510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145213510 is a deficient number, since it is larger than the sum of its proper divisors (136277546).
145213510 is a wasteful number, since it uses less digits than its factorization.
145213510 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1117047.
The product of its (nonzero) digits is 600, while the sum is 22.
The square root of 145213510 is about 12050.4568378132. The cubic root of 145213510 is about 525.6165213731.
The spelling of 145213510 in words is "one hundred forty-five million, two hundred thirteen thousand, five hundred ten".
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