Base | Representation |
---|---|
bin | 1010110100001… |
… | …10110000101010 |
3 | 20022201112111101 |
4 | 11122012300222 |
5 | 141211321024 |
6 | 13000352014 |
7 | 2151121351 |
oct | 532066052 |
9 | 208645441 |
10 | 90729514 |
11 | 4723a477 |
12 | 2647560a |
13 | 15a49005 |
14 | c09a998 |
15 | 7e72c44 |
hex | 5686c2a |
90729514 has 4 divisors (see below), whose sum is σ = 136094274. Its totient is φ = 45364756.
The previous prime is 90729497. The next prime is 90729523. The reversal of 90729514 is 41592709.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41592709 = 101 ⋅411809.
It can be written as a sum of positive squares in only one way, i.e., 72539289 + 18190225 = 8517^2 + 4265^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22682377 + ... + 22682380.
Almost surely, 290729514 is an apocalyptic number.
90729514 is a deficient number, since it is larger than the sum of its proper divisors (45364760).
90729514 is a wasteful number, since it uses less digits than its factorization.
90729514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45364759.
The product of its (nonzero) digits is 22680, while the sum is 37.
The square root of 90729514 is about 9525.2041447940. The cubic root of 90729514 is about 449.3480501646.
The spelling of 90729514 in words is "ninety million, seven hundred twenty-nine thousand, five hundred fourteen".
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