Base | Representation |
---|---|
bin | 10010010100010… |
… | …11011111100000 |
3 | 101201010220122010 |
4 | 21022023133200 |
5 | 303314212311 |
6 | 23125312520 |
7 | 3544055262 |
oct | 1112133740 |
9 | 351126563 |
10 | 153663456 |
11 | 798146a1 |
12 | 43565740 |
13 | 25ab252b |
14 | 1659db32 |
15 | d754da6 |
hex | 928b7e0 |
153663456 has 48 divisors (see below), whose sum is σ = 404009424. Its totient is φ = 51139584.
The previous prime is 153663451. The next prime is 153663457. The reversal of 153663456 is 654366351.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×1536634562 = 47224915419727872, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (153663451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106516 + ... + 107948.
It is an arithmetic number, because the mean of its divisors is an integer number (8416863).
Almost surely, 2153663456 is an apocalyptic number.
153663456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
153663456 is an abundant number, since it is smaller than the sum of its proper divisors (250345968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
153663456 is a wasteful number, since it uses less digits than its factorization.
153663456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2563 (or 2555 counting only the distinct ones).
The product of its digits is 194400, while the sum is 39.
The square root of 153663456 is about 12396.1064855058. The cubic root of 153663456 is about 535.6200991089.
It can be divided in two parts, 15366345 and 6, that added together give a palindrome (15366351).
The spelling of 153663456 in words is "one hundred fifty-three million, six hundred sixty-three thousand, four hundred fifty-six".
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