Base | Representation |
---|---|
bin | 10001011001011… |
… | …00011010000100 |
3 | 101011121012202100 |
4 | 20230230122010 |
5 | 244324341311 |
6 | 22251512100 |
7 | 3421263300 |
oct | 1054543204 |
9 | 334535670 |
10 | 145933956 |
11 | 75415383 |
12 | 40a58630 |
13 | 2430726c |
14 | 1554ad00 |
15 | cc29a56 |
hex | 8b2c684 |
145933956 has 54 divisors (see below), whose sum is σ = 429120510. Its totient is φ = 41694912.
The previous prime is 145933943. The next prime is 145933969. The reversal of 145933956 is 659339541.
145933956 is a `hidden beast` number, since 1 + 4 + 593 + 3 + 9 + 56 = 666.
It is an interprime number because it is at equal distance from previous prime (145933943) and next prime (145933969).
It can be written as a sum of positive squares in only one way, i.e., 119246400 + 26687556 = 10920^2 + 5166^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 39601 + ... + 43128.
Almost surely, 2145933956 is an apocalyptic number.
It is an amenable number.
145933956 is an abundant number, since it is smaller than the sum of its proper divisors (283186554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145933956 is a wasteful number, since it uses less digits than its factorization.
145933956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82753 (or 82741 counting only the distinct ones).
The product of its digits is 437400, while the sum is 45.
The square root of 145933956 is about 12080.3127442960. The cubic root of 145933956 is about 526.4843327237.
The spelling of 145933956 in words is "one hundred forty-five million, nine hundred thirty-three thousand, nine hundred fifty-six".
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