Base | Representation |
---|---|
bin | 10001110110000… |
… | …10001010101001 |
3 | 101102200012022210 |
4 | 20323002022221 |
5 | 301310134342 |
6 | 22504235333 |
7 | 3465241011 |
oct | 1073021251 |
9 | 342605283 |
10 | 149693097 |
11 | 77552704 |
12 | 4216bb49 |
13 | 250222c8 |
14 | 15c48c41 |
15 | d21d79c |
hex | 8ec22a9 |
149693097 has 8 divisors (see below), whose sum is σ = 199704960. Its totient is φ = 99738320.
The previous prime is 149693087. The next prime is 149693111. The reversal of 149693097 is 790396941.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 149693097 - 27 = 149692969 is a prime.
It is not an unprimeable number, because it can be changed into a prime (149693057) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7722 + ... + 18947.
It is an arithmetic number, because the mean of its divisors is an integer number (24963120).
Almost surely, 2149693097 is an apocalyptic number.
It is an amenable number.
149693097 is a deficient number, since it is larger than the sum of its proper divisors (50011863).
149693097 is a wasteful number, since it uses less digits than its factorization.
149693097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28543.
The product of its (nonzero) digits is 367416, while the sum is 48.
The square root of 149693097 is about 12234.9130360620. The cubic root of 149693097 is about 530.9666670569.
The spelling of 149693097 in words is "one hundred forty-nine million, six hundred ninety-three thousand, ninety-seven".
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