Base | Representation |
---|---|
bin | 111010101111001… |
… | …1001110101110100 |
3 | 12002100121022121121 |
4 | 1311132121311310 |
5 | 13014022420221 |
6 | 523323153324 |
7 | 66561261034 |
oct | 16536316564 |
9 | 5070538547 |
10 | 1970904436 |
11 | 921584746 |
12 | 470075844 |
13 | 25542ac57 |
14 | 149a838c4 |
15 | b8066a41 |
hex | 75799d74 |
1970904436 has 12 divisors (see below), whose sum is σ = 3450230980. Its totient is φ = 985124160.
The previous prime is 1970904421. The next prime is 1970904437. The reversal of 1970904436 is 6344090791.
It can be written as a sum of positive squares in 2 ways, for example, as 1214104336 + 756800100 = 34844^2 + 27510^2 .
It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 1970904392 and 1970904401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1970904437) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 68241 + ... + 92728.
Almost surely, 21970904436 is an apocalyptic number.
It is an amenable number.
1970904436 is a deficient number, since it is larger than the sum of its proper divisors (1479326544).
1970904436 is a wasteful number, since it uses less digits than its factorization.
1970904436 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 164034 (or 164032 counting only the distinct ones).
The product of its (nonzero) digits is 163296, while the sum is 43.
The square root of 1970904436 is about 44394.8694783530. The cubic root of 1970904436 is about 1253.7814950470.
The spelling of 1970904436 in words is "one billion, nine hundred seventy million, nine hundred four thousand, four hundred thirty-six".
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