Base | Representation |
---|---|
bin | 101010010100101… |
… | …0100011110101001 |
3 | 10122222012110120100 |
4 | 1110221110132221 |
5 | 10402022233204 |
6 | 352530020013 |
7 | 50122542336 |
oct | 12451243651 |
9 | 3588173510 |
10 | 1420117929 |
11 | 66968a68a |
12 | 337717609 |
13 | 1982a3789 |
14 | d686b98d |
15 | 84a1aa39 |
hex | 54a547a9 |
1420117929 has 12 divisors (see below), whose sum is σ = 2061592000. Its totient is φ = 941986584.
The previous prime is 1420117921. The next prime is 1420118009. The reversal of 1420117929 is 9297110241.
It is not a de Polignac number, because 1420117929 - 23 = 1420117921 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1420117893 and 1420117902.
It is not an unprimeable number, because it can be changed into a prime (1420117921) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 394669 + ... + 398250.
Almost surely, 21420117929 is an apocalyptic number.
It is an amenable number.
1420117929 is a deficient number, since it is larger than the sum of its proper divisors (641474071).
1420117929 is a wasteful number, since it uses less digits than its factorization.
1420117929 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 793124 (or 793121 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 36.
The square root of 1420117929 is about 37684.4520857077. The cubic root of 1420117929 is about 1124.0219790390.
The spelling of 1420117929 in words is "one billion, four hundred twenty million, one hundred seventeen thousand, nine hundred twenty-nine".
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