Base | Representation |
---|---|
bin | 100101000010100… |
… | …0110010101110010 |
3 | 10012121122100121110 |
4 | 1022011012111302 |
5 | 10021132210144 |
6 | 323154334150 |
7 | 42541025232 |
oct | 11205062562 |
9 | 3177570543 |
10 | 1242850674 |
11 | 58861411a |
12 | 2a828a356 |
13 | 16a648700 |
14 | bb0c5cc2 |
15 | 741a20b9 |
hex | 4a146572 |
1242850674 has 24 divisors (see below), whose sum is σ = 2691619632. Its totient is φ = 382415280.
The previous prime is 1242850663. The next prime is 1242850681. The reversal of 1242850674 is 4760582421.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 611832 + ... + 613859.
It is an arithmetic number, because the mean of its divisors is an integer number (112150818).
Almost surely, 21242850674 is an apocalyptic number.
1242850674 is an abundant number, since it is smaller than the sum of its proper divisors (1448768958).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1242850674 is a wasteful number, since it uses less digits than its factorization.
1242850674 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1225722 (or 1225709 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 39.
The square root of 1242850674 is about 35254.0873374989. The cubic root of 1242850674 is about 1075.1597163810.
The spelling of 1242850674 in words is "one billion, two hundred forty-two million, eight hundred fifty thousand, six hundred seventy-four".
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