Base | Representation |
---|---|
bin | 11100000011011111… |
… | …110100000111110101 |
3 | 2212202100120102220010 |
4 | 130003133310013311 |
5 | 443143100131202 |
6 | 21501041530433 |
7 | 2114326016016 |
oct | 340337640765 |
9 | 85670512803 |
10 | 30123442677 |
11 | 11858997379 |
12 | 5a08343a19 |
13 | 2ac0b25cc3 |
14 | 165a9bd00d |
15 | bb48ae76c |
hex | 7037f41f5 |
30123442677 has 16 divisors (see below), whose sum is σ = 41916988800. Its totient is φ = 19206350592.
The previous prime is 30123442673. The next prime is 30123442681. The reversal of 30123442677 is 77624432103.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (30123442673) and next prime (30123442681).
It is not a de Polignac number, because 30123442677 - 22 = 30123442673 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30123442673) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511449 + ... + 567297.
It is an arithmetic number, because the mean of its divisors is an integer number (2619811800).
Almost surely, 230123442677 is an apocalyptic number.
It is an amenable number.
30123442677 is a deficient number, since it is larger than the sum of its proper divisors (11793546123).
30123442677 is a wasteful number, since it uses less digits than its factorization.
30123442677 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63692.
The product of its (nonzero) digits is 169344, while the sum is 39.
The spelling of 30123442677 in words is "thirty billion, one hundred twenty-three million, four hundred forty-two thousand, six hundred seventy-seven".
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