Base | Representation |
---|---|
bin | 101000110100111… |
… | …1011001111101110 |
3 | 10112110210102100022 |
4 | 1101221323033232 |
5 | 10301201220240 |
6 | 343534402142 |
7 | 45643224644 |
oct | 12151731756 |
9 | 3473712308 |
10 | 1369945070 |
11 | 64333100a |
12 | 322960352 |
13 | 18aa877b0 |
14 | cdd2b194 |
15 | 804099b5 |
hex | 51a7b3ee |
1369945070 has 16 divisors (see below), whose sum is σ = 2655586080. Its totient is φ = 505825824.
The previous prime is 1369945069. The next prime is 1369945081. The reversal of 1369945070 is 705499631.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5268890 + ... + 5269149.
It is an arithmetic number, because the mean of its divisors is an integer number (165974130).
Almost surely, 21369945070 is an apocalyptic number.
1369945070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1369945070 is a deficient number, since it is larger than the sum of its proper divisors (1285641010).
1369945070 is a wasteful number, since it uses less digits than its factorization.
1369945070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10538059.
The product of its (nonzero) digits is 204120, while the sum is 44.
The square root of 1369945070 is about 37012.7690128691. The cubic root of 1369945070 is about 1110.6256976080.
The spelling of 1369945070 in words is "one billion, three hundred sixty-nine million, nine hundred forty-five thousand, seventy".
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