Base | Representation |
---|---|
bin | 10010001011000… |
… | …00010100011111 |
3 | 101121211122200121 |
4 | 21011200110133 |
5 | 303011004142 |
6 | 23043135411 |
7 | 3530462536 |
oct | 1105402437 |
9 | 347748617 |
10 | 152438047 |
11 | 79057a63 |
12 | 43074567 |
13 | 25773838 |
14 | 1636131d |
15 | d5b1c67 |
hex | 916051f |
152438047 has 2 divisors, whose sum is σ = 152438048. Its totient is φ = 152438046.
The previous prime is 152438029. The next prime is 152438063. The reversal of 152438047 is 740834251.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 152438047 - 223 = 144049439 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (152438147) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76219023 + 76219024.
It is an arithmetic number, because the mean of its divisors is an integer number (76219024).
Almost surely, 2152438047 is an apocalyptic number.
152438047 is a deficient number, since it is larger than the sum of its proper divisors (1).
152438047 is an equidigital number, since it uses as much as digits as its factorization.
152438047 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 26880, while the sum is 34.
The square root of 152438047 is about 12346.5803767683. The cubic root of 152438047 is about 534.1925070539.
The spelling of 152438047 in words is "one hundred fifty-two million, four hundred thirty-eight thousand, forty-seven".
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