Base | Representation |
---|---|
bin | 10010010111000… |
… | …11100001101000 |
3 | 101201211020021002 |
4 | 21023203201220 |
5 | 303412232130 |
6 | 23141134132 |
7 | 3550116452 |
oct | 1113434150 |
9 | 351736232 |
10 | 154024040 |
11 | 79a405a5 |
12 | 436ba348 |
13 | 25baa6b1 |
14 | 166552d2 |
15 | d7c6b45 |
hex | 92e3868 |
154024040 has 32 divisors (see below), whose sum is σ = 348101280. Its totient is φ = 61334592.
The previous prime is 154024033. The next prime is 154024067. The reversal of 154024040 is 40420451.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 599 + ... + 17561.
It is an arithmetic number, because the mean of its divisors is an integer number (10878165).
Almost surely, 2154024040 is an apocalyptic number.
154024040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
154024040 is an abundant number, since it is smaller than the sum of its proper divisors (194077240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154024040 is a wasteful number, since it uses less digits than its factorization.
154024040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17201 (or 17197 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 20.
The square root of 154024040 is about 12410.6422073960. The cubic root of 154024040 is about 536.0387307722.
Adding to 154024040 its reverse (40420451), we get a palindrome (194444491).
The spelling of 154024040 in words is "one hundred fifty-four million, twenty-four thousand, forty".
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