Base | Representation |
---|---|
bin | 100100111101100… |
… | …0110110001111000 |
3 | 10012102201021010200 |
4 | 1021323012301320 |
5 | 10014444343112 |
6 | 323022242200 |
7 | 42506534625 |
oct | 11173066170 |
9 | 3172637120 |
10 | 1240231032 |
11 | 587094a27 |
12 | 2a7426360 |
13 | 169c3c221 |
14 | baa0334c |
15 | 73d35cdc |
hex | 49ec6c78 |
1240231032 has 24 divisors (see below), whose sum is σ = 3358959240. Its totient is φ = 413410320.
The previous prime is 1240231021. The next prime is 1240231051. The reversal of 1240231032 is 2301320421.
1240231032 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (24).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1240230996 and 1240231014.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8612644 + ... + 8612787.
It is an arithmetic number, because the mean of its divisors is an integer number (139956635).
Almost surely, 21240231032 is an apocalyptic number.
1240231032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1240231032 is an abundant number, since it is smaller than the sum of its proper divisors (2118728208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1240231032 is a wasteful number, since it uses less digits than its factorization.
1240231032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17225443 (or 17225436 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 1240231032 is about 35216.9140044951. The cubic root of 1240231032 is about 1074.4037889537.
Adding to 1240231032 its reverse (2301320421), we get a palindrome (3541551453).
It can be divided in two parts, 12402 and 31032, that added together give a palindrome (43434).
The spelling of 1240231032 in words is "one billion, two hundred forty million, two hundred thirty-one thousand, thirty-two".
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