Base | Representation |
---|---|
bin | 10010000101111… |
… | …10011010000000 |
3 | 101120120221221200 |
4 | 21002332122000 |
5 | 302323243343 |
6 | 23021021200 |
7 | 3522031161 |
oct | 1102763200 |
9 | 346527850 |
10 | 151774848 |
11 | 78744765 |
12 | 429b4800 |
13 | 255a0a04 |
14 | 1622b768 |
15 | d4d04d3 |
hex | 90be680 |
151774848 has 48 divisors (see below), whose sum is σ = 436751250. Its totient is φ = 50591232.
The previous prime is 151774841. The next prime is 151774849. The reversal of 151774848 is 848477151.
It can be written as a sum of positive squares in only one way, i.e., 139996224 + 11778624 = 11832^2 + 3432^2 .
It is a tau number, because it is divible by the number of its divisors (48).
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (151774841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64723 + ... + 67026.
Almost surely, 2151774848 is an apocalyptic number.
151774848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
151774848 is an abundant number, since it is smaller than the sum of its proper divisors (284976402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151774848 is a wasteful number, since it uses less digits than its factorization.
151774848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 131769 (or 131754 counting only the distinct ones).
The product of its digits is 250880, while the sum is 45.
The square root of 151774848 is about 12319.6935026810. The cubic root of 151774848 is about 533.4166925260.
The spelling of 151774848 in words is "one hundred fifty-one million, seven hundred seventy-four thousand, eight hundred forty-eight".
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