Base | Representation |
---|---|
bin | 1111100011001011… |
… | …00011010100110100 |
3 | 210112210110110021102 |
4 | 13301211203110310 |
5 | 114044104322442 |
6 | 3500213105232 |
7 | 413605565234 |
oct | 76145432464 |
9 | 23483413242 |
10 | 8348120372 |
11 | 35a4329439 |
12 | 174b928218 |
13 | a306bb8c7 |
14 | 592a05cc4 |
15 | 33cd62232 |
hex | 1f1963534 |
8348120372 has 24 divisors (see below), whose sum is σ = 15048268872. Its totient is φ = 4049740800.
The previous prime is 8348120371. The next prime is 8348120377. The reversal of 8348120372 is 2730218438.
It can be written as a sum of positive squares in 4 ways, for example, as 209554576 + 8138565796 = 14476^2 + 90214^2 .
It is a super-2 number, since 2×83481203722 (a number of 21 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8348120371) 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, 110933 + ... + 170300.
It is an arithmetic number, because the mean of its divisors is an integer number (627011203).
Almost surely, 28348120372 is an apocalyptic number.
8348120372 is a gapful number since it is divisible by the number (82) formed by its first and last digit.
It is an amenable number.
8348120372 is a deficient number, since it is larger than the sum of its proper divisors (6700148500).
8348120372 is a wasteful number, since it uses less digits than its factorization.
8348120372 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 281459 (or 281457 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 38.
The square root of 8348120372 is about 91368.0489668024. The cubic root of 8348120372 is about 2028.5991266837.
The spelling of 8348120372 in words is "eight billion, three hundred forty-eight million, one hundred twenty thousand, three hundred seventy-two".
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