Base | Representation |
---|---|
bin | 100110100100000… |
… | …0000000100000100 |
3 | 10100011210010011110 |
4 | 1031020000010010 |
5 | 10122222134134 |
6 | 332221405020 |
7 | 44031222462 |
oct | 11510000404 |
9 | 3304703143 |
10 | 1293943044 |
11 | 604440619 |
12 | 301409770 |
13 | 1780c7094 |
14 | c3bc5832 |
15 | 788e57e9 |
hex | 4d200104 |
1293943044 has 24 divisors (see below), whose sum is σ = 3021338880. Its totient is φ = 431008864.
The previous prime is 1293943037. The next prime is 1293943051. The reversal of 1293943044 is 4403493921.
It is an interprime number because it is at equal distance from previous prime (1293943037) and next prime (1293943051).
It is a super-2 number, since 2×12939430442 = 3348577202231971872, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1293942993 and 1293943011.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20199 + ... + 54734.
It is an arithmetic number, because the mean of its divisors is an integer number (125889120).
Almost surely, 21293943044 is an apocalyptic number.
It is an amenable number.
1293943044 is an abundant number, since it is smaller than the sum of its proper divisors (1727395836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1293943044 is a wasteful number, since it uses less digits than its factorization.
1293943044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76379 (or 76377 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 39.
The square root of 1293943044 is about 35971.4198218530. The cubic root of 1293943044 is about 1089.6952389847.
The spelling of 1293943044 in words is "one billion, two hundred ninety-three million, nine hundred forty-three thousand, forty-four".
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