Base | Representation |
---|---|
bin | 1000011110101110100… |
… | …0000110001000111101 |
3 | 111221001011221100100212 |
4 | 2013223220012020331 |
5 | 4341331342434222 |
6 | 150532215402205 |
7 | 13345155503666 |
oct | 2075350061075 |
9 | 457034840325 |
10 | 145687077437 |
11 | 56870614640 |
12 | 2429a383365 |
13 | 10979b87085 |
14 | 70a0a6236d |
15 | 3bca1466e2 |
hex | 21eba0623d |
145687077437 has 8 divisors (see below), whose sum is σ = 158935040352. Its totient is φ = 132439728400.
The previous prime is 145687077427. The next prime is 145687077443. The reversal of 145687077437 is 734770786541.
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 145687077437 - 216 = 145687011901 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145687077407) 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, 443858 + ... + 698844.
It is an arithmetic number, because the mean of its divisors is an integer number (19866880044).
Almost surely, 2145687077437 is an apocalyptic number.
It is an amenable number.
145687077437 is a deficient number, since it is larger than the sum of its proper divisors (13247962915).
145687077437 is a wasteful number, since it uses less digits than its factorization.
145687077437 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306939.
The product of its (nonzero) digits is 27659520, while the sum is 59.
The spelling of 145687077437 in words is "one hundred forty-five billion, six hundred eighty-seven million, seventy-seven thousand, four hundred thirty-seven".
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