Base | Representation |
---|---|
bin | 10010011001111… |
… | …00111000000000 |
3 | 101202111211021202 |
4 | 21030330320000 |
5 | 304010440031 |
6 | 23153040332 |
7 | 3553202444 |
oct | 1114747000 |
9 | 352454252 |
10 | 154390016 |
11 | 7a170560 |
12 | 438560a8 |
13 | 25ca8151 |
14 | 1670c824 |
15 | d84a2cb |
hex | 933ce00 |
154390016 has 80 divisors (see below), whose sum is σ = 341763840. Its totient is φ = 69089280.
The previous prime is 154390009. The next prime is 154390021. The reversal of 154390016 is 610093451.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 444755 + ... + 445101.
It is an arithmetic number, because the mean of its divisors is an integer number (4272048).
Almost surely, 2154390016 is an apocalyptic number.
154390016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 154390016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170881920).
154390016 is an abundant number, since it is smaller than the sum of its proper divisors (187373824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154390016 is an equidigital number, since it uses as much as digits as its factorization.
154390016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 455 (or 439 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 29.
The square root of 154390016 is about 12425.3779016978. The cubic root of 154390016 is about 536.4629548881.
The spelling of 154390016 in words is "one hundred fifty-four million, three hundred ninety thousand, sixteen".
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