Base | Representation |
---|---|
bin | 10010000101010… |
… | …00001100000001 |
3 | 101120102100010001 |
4 | 21002220030001 |
5 | 302312340331 |
6 | 23015040001 |
7 | 3521201641 |
oct | 1102501401 |
9 | 346370101 |
10 | 151683841 |
11 | 78692351 |
12 | 42970001 |
13 | 2556b46a |
14 | 16206521 |
15 | d4b3561 |
hex | 90a8301 |
151683841 has 4 divisors (see below), whose sum is σ = 151766784. Its totient is φ = 151600900.
The previous prime is 151683839. The next prime is 151683863. The reversal of 151683841 is 148386151.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 148386151 = 73 ⋅2032687.
It is a cyclic number.
It is not a de Polignac number, because 151683841 - 21 = 151683839 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 151683841.
It is not an unprimeable number, because it can be changed into a prime (151683541) 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, 38665 + ... + 42406.
It is an arithmetic number, because the mean of its divisors is an integer number (37941696).
Almost surely, 2151683841 is an apocalyptic number.
It is an amenable number.
151683841 is a deficient number, since it is larger than the sum of its proper divisors (82943).
151683841 is an equidigital number, since it uses as much as digits as its factorization.
151683841 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82942.
The product of its digits is 23040, while the sum is 37.
The square root of 151683841 is about 12315.9993910360. Note that the first 3 decimals coincide. The cubic root of 151683841 is about 533.3100557115.
The spelling of 151683841 in words is "one hundred fifty-one million, six hundred eighty-three thousand, eight hundred forty-one".
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