Base | Representation |
---|---|
bin | 11110000101000100… |
… | …11011000001111111 |
3 | 1112200102122020021021 |
4 | 33002202123001333 |
5 | 231033032033112 |
6 | 11230230445011 |
7 | 1111115505532 |
oct | 170242330177 |
9 | 45612566237 |
10 | 16148705407 |
11 | 693758342a |
12 | 3168203767 |
13 | 16a4820ab3 |
14 | ad2a00a19 |
15 | 647abb907 |
hex | 3c289b07f |
16148705407 has 4 divisors (see below), whose sum is σ = 16167418560. Its totient is φ = 16129992256.
The previous prime is 16148705401. The next prime is 16148705437. The reversal of 16148705407 is 70450784161.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70450784161 = 167 ⋅421860983.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-16148705407 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 (16148705401) 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, 9355282 + ... + 9357007.
It is an arithmetic number, because the mean of its divisors is an integer number (4041854640).
Almost surely, 216148705407 is an apocalyptic number.
16148705407 is a deficient number, since it is larger than the sum of its proper divisors (18713153).
16148705407 is an equidigital number, since it uses as much as digits as its factorization.
16148705407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18713152.
The product of its (nonzero) digits is 188160, while the sum is 43.
The spelling of 16148705407 in words is "sixteen billion, one hundred forty-eight million, seven hundred five thousand, four hundred seven".
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