Base | Representation |
---|---|
bin | 10011111100100010001… |
… | …011101111001100001000 |
3 | 11212000221012210100100202 |
4 | 103330202023233030020 |
5 | 134424112011212030 |
6 | 2525402021351332 |
7 | 201012301234052 |
oct | 23744213571410 |
9 | 4760835710322 |
10 | 1370668069640 |
11 | 48932a434931 |
12 | 1a1789b68548 |
13 | 9c33aa8166c |
14 | 4a4aabc68d2 |
15 | 259c2eec745 |
hex | 13f222ef308 |
1370668069640 has 32 divisors (see below), whose sum is σ = 3084592515480. Its totient is φ = 548162452992.
The previous prime is 1370668069627. The next prime is 1370668069643. The reversal of 1370668069640 is 469608660731.
It can be written as a sum of positive squares in 4 ways, for example, as 1319562233284 + 51105836356 = 1148722^2 + 226066^2 .
It is a super-4 number, since 4×13706680696404 (a number of 50 digits) contains 4444 as substring.
It is not an unprimeable number, because it can be changed into a prime (1370668069643) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3062117 + ... + 3481076.
Almost surely, 21370668069640 is an apocalyptic number.
1370668069640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1370668069640 is an abundant number, since it is smaller than the sum of its proper divisors (1713924445840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1370668069640 is a wasteful number, since it uses less digits than its factorization.
1370668069640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6548441 (or 6548437 counting only the distinct ones).
The product of its (nonzero) digits is 7838208, while the sum is 56.
The spelling of 1370668069640 in words is "one trillion, three hundred seventy billion, six hundred sixty-eight million, sixty-nine thousand, six hundred forty".
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