Base | Representation |
---|---|
bin | 100101000010101… |
… | …0111111111111110 |
3 | 10012121210000211102 |
4 | 1022011113333332 |
5 | 10021142014011 |
6 | 323200053102 |
7 | 42541446143 |
oct | 11205277776 |
9 | 3177700742 |
10 | 1242923006 |
11 | 5886634a6 |
12 | 2a8304192 |
13 | 16a672600 |
14 | bb1043ca |
15 | 741b873b |
hex | 4a157ffe |
1242923006 has 48 divisors (see below), whose sum is σ = 2211591600. Its totient is φ = 521224704.
The previous prime is 1242922987. The next prime is 1242923027. The reversal of 1242923006 is 6003292421.
It is a super-3 number, since 3×12429230063 (a number of 28 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a self number, because there is not a number n which added to its sum of digits gives 1242923006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162905 + ... + 170363.
It is an arithmetic number, because the mean of its divisors is an integer number (46074825).
Almost surely, 21242923006 is an apocalyptic number.
1242923006 is a deficient number, since it is larger than the sum of its proper divisors (968668594).
1242923006 is a wasteful number, since it uses less digits than its factorization.
1242923006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7533 (or 7520 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 29.
The square root of 1242923006 is about 35255.1131894368. The cubic root of 1242923006 is about 1075.1805735243.
The spelling of 1242923006 in words is "one billion, two hundred forty-two million, nine hundred twenty-three thousand, six".
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