Base | Representation |
---|---|
bin | 10001100100100001110… |
… | …100010111010000010000 |
3 | 11021102122111012010202211 |
4 | 101210201310113100100 |
5 | 124240331003410130 |
6 | 2322410224121504 |
7 | 153143546505334 |
oct | 21444164272020 |
9 | 4242574163684 |
10 | 1207453185040 |
11 | 426094932353 |
12 | 176019766294 |
13 | 89b2976427b |
14 | 426263317c4 |
15 | 2161e1c1a2a |
hex | 11921d17410 |
1207453185040 has 20 divisors (see below), whose sum is σ = 2807328655404. Its totient is φ = 482981273984.
The previous prime is 1207453185019. The next prime is 1207453185091. The reversal of 1207453185040 is 405813547021.
It can be written as a sum of positive squares in 2 ways, for example, as 712957319424 + 494495865616 = 844368^2 + 703204^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 1207453184984 and 1207453185002.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7546582327 + ... + 7546582486.
Almost surely, 21207453185040 is an apocalyptic number.
1207453185040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1207453185040 is an abundant number, since it is smaller than the sum of its proper divisors (1599875470364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1207453185040 is a wasteful number, since it uses less digits than its factorization.
1207453185040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15093164826 (or 15093164820 counting only the distinct ones).
The product of its (nonzero) digits is 134400, while the sum is 40.
The spelling of 1207453185040 in words is "one trillion, two hundred seven billion, four hundred fifty-three million, one hundred eighty-five thousand, forty".
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