Base | Representation |
---|---|
bin | 110110110110000… |
… | …111111011011010 |
3 | 2101010102212100202 |
4 | 312312013323122 |
5 | 3341030023124 |
6 | 231150102202 |
7 | 31542133064 |
oct | 6666077332 |
9 | 2333385322 |
10 | 920157914 |
11 | 432450295 |
12 | 2181aa962 |
13 | 118833950 |
14 | 8a2c6734 |
15 | 55bae5ae |
hex | 36d87eda |
920157914 has 16 divisors (see below), whose sum is σ = 1486932552. Its totient is φ = 424538688.
The previous prime is 920157839. The next prime is 920157937. The reversal of 920157914 is 419751029.
It can be written as a sum of positive squares in 4 ways, for example, as 642369025 + 277788889 = 25345^2 + 16667^2 .
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 7 ways as a sum of consecutive naturals, for example, 109652 + ... + 117744.
Almost surely, 2920157914 is an apocalyptic number.
920157914 is a deficient number, since it is larger than the sum of its proper divisors (566774638).
920157914 is a wasteful number, since it uses less digits than its factorization.
920157914 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12481.
The product of its (nonzero) digits is 22680, while the sum is 38.
The square root of 920157914 is about 30334.1047997135. The cubic root of 920157914 is about 972.6444699164.
The spelling of 920157914 in words is "nine hundred twenty million, one hundred fifty-seven thousand, nine hundred fourteen".
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