Base | Representation |
---|---|
bin | 10010001000001… |
… | …10011001110010 |
3 | 101121010221110211 |
4 | 21010012121302 |
5 | 302412212441 |
6 | 23031214334 |
7 | 3524400013 |
oct | 1104063162 |
9 | 347127424 |
10 | 152069746 |
11 | 78926284 |
12 | 42b173aa |
13 | 25674cca |
14 | 162a700a |
15 | d53ca81 |
hex | 9106672 |
152069746 has 4 divisors (see below), whose sum is σ = 228104622. Its totient is φ = 76034872.
The previous prime is 152069719. The next prime is 152069747. The reversal of 152069746 is 647960251.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 647960251 = 193 ⋅3357307.
It can be written as a sum of positive squares in only one way, i.e., 132365025 + 19704721 = 11505^2 + 4439^2 .
It is a super-3 number, since 3×1520697463 (a number of 26 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 152069699 and 152069708.
It is not an unprimeable number, because it can be changed into a prime (152069747) by changing a digit.
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 as a sum of consecutive naturals, namely, 38017435 + ... + 38017438.
Almost surely, 2152069746 is an apocalyptic number.
152069746 is a deficient number, since it is larger than the sum of its proper divisors (76034876).
152069746 is an equidigital number, since it uses as much as digits as its factorization.
152069746 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76034875.
The product of its (nonzero) digits is 90720, while the sum is 40.
The square root of 152069746 is about 12331.6562553454. The cubic root of 152069746 is about 533.7619446052.
The spelling of 152069746 in words is "one hundred fifty-two million, sixty-nine thousand, seven hundred forty-six".
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