Base | Representation |
---|---|
bin | 11100000011010010… |
… | …110100101111110111 |
3 | 2212202010011102200112 |
4 | 130003102310233313 |
5 | 443141212143432 |
6 | 21500440533235 |
7 | 2114255044010 |
oct | 340322645767 |
9 | 85663142615 |
10 | 30120037367 |
11 | 11856a80972 |
12 | 5a0718121b |
13 | 2ac0203024 |
14 | 165a374007 |
15 | bb443a7b2 |
hex | 7034b4bf7 |
30120037367 has 4 divisors (see below), whose sum is σ = 34422899856. Its totient is φ = 25817174880.
The previous prime is 30120037309. The next prime is 30120037393. The reversal of 30120037367 is 76373002103.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76373002103 = 337 ⋅226626119.
It is not a de Polignac number, because 30120037367 - 224 = 30103260151 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30120033367) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2151431234 + ... + 2151431247.
It is an arithmetic number, because the mean of its divisors is an integer number (8605724964).
Almost surely, 230120037367 is an apocalyptic number.
30120037367 is a deficient number, since it is larger than the sum of its proper divisors (4302862489).
30120037367 is an equidigital number, since it uses as much as digits as its factorization.
30120037367 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4302862488.
The product of its (nonzero) digits is 15876, while the sum is 32.
The spelling of 30120037367 in words is "thirty billion, one hundred twenty million, thirty-seven thousand, three hundred sixty-seven".
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