Base | Representation |
---|---|
bin | 11100111001100011… |
… | …101000110011000100 |
3 | 2222002120012101101022 |
4 | 130321203220303010 |
5 | 1002022241231112 |
6 | 22131041250312 |
7 | 2145651112565 |
oct | 347143506304 |
9 | 88076171338 |
10 | 31030414532 |
11 | 12183950797 |
12 | 6020033998 |
13 | 2c069c0b40 |
14 | 170523216c |
15 | c19316d72 |
hex | 7398e8cc4 |
31030414532 has 24 divisors (see below), whose sum is σ = 59304071232. Its totient is φ = 14120013600.
The previous prime is 31030414529. The next prime is 31030414537. The reversal of 31030414532 is 23541403013.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is not an unprimeable number, because it can be changed into a prime (31030414537) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4198694 + ... + 4206077.
It is an arithmetic number, because the mean of its divisors is an integer number (2471002968).
Almost surely, 231030414532 is an apocalyptic number.
It is an amenable number.
31030414532 is a deficient number, since it is larger than the sum of its proper divisors (28273656700).
31030414532 is a wasteful number, since it uses less digits than its factorization.
31030414532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8404859 (or 8404857 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 26.
Adding to 31030414532 its reverse (23541403013), we get a palindrome (54571817545).
The spelling of 31030414532 in words is "thirty-one billion, thirty million, four hundred fourteen thousand, five hundred thirty-two".
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