Base | Representation |
---|---|
bin | 10000110011101… |
… | …00110001011100 |
3 | 100211021220110200 |
4 | 20121310301130 |
5 | 242043044414 |
6 | 21553503500 |
7 | 3331242141 |
oct | 1031646134 |
9 | 324256420 |
10 | 140987484 |
11 | 72646a90 |
12 | 3b271b90 |
13 | 23294961 |
14 | 14a203c8 |
15 | c59e109 |
hex | 8674c5c |
140987484 has 72 divisors (see below), whose sum is σ = 390149760. Its totient is φ = 42573600.
The previous prime is 140987461. The next prime is 140987489. The reversal of 140987484 is 484789041.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140987489) 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 23 ways as a sum of consecutive naturals, for example, 173439 + ... + 174249.
Almost surely, 2140987484 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 140987484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195074880).
140987484 is an abundant number, since it is smaller than the sum of its proper divisors (249162276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140987484 is a wasteful number, since it uses less digits than its factorization.
140987484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1271 (or 1266 counting only the distinct ones).
The product of its (nonzero) digits is 258048, while the sum is 45.
The square root of 140987484 is about 11873.8150566699. The cubic root of 140987484 is about 520.4673854994.
The spelling of 140987484 in words is "one hundred forty million, nine hundred eighty-seven thousand, four hundred eighty-four".
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