Base | Representation |
---|---|
bin | 11001000101110… |
… | …101001101100101 |
3 | 1002100002221021221 |
4 | 121011311031211 |
5 | 1330231142302 |
6 | 105434340341 |
7 | 13301043640 |
oct | 3105651545 |
9 | 1070087257 |
10 | 420959077 |
11 | 1a6690870 |
12 | b8b8a6b1 |
13 | 6929c416 |
14 | 3dc9ca57 |
15 | 26e53937 |
hex | 19175365 |
420959077 has 16 divisors (see below), whose sum is σ = 525417984. Its totient is φ = 327654000.
The previous prime is 420959069. The next prime is 420959081. The reversal of 420959077 is 770959024.
It is a cyclic number.
It is not a de Polignac number, because 420959077 - 23 = 420959069 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420959017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81502 + ... + 86512.
It is an arithmetic number, because the mean of its divisors is an integer number (32838624).
Almost surely, 2420959077 is an apocalyptic number.
It is an amenable number.
420959077 is a deficient number, since it is larger than the sum of its proper divisors (104458907).
420959077 is a wasteful number, since it uses less digits than its factorization.
420959077 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6120.
The product of its (nonzero) digits is 158760, while the sum is 43.
The square root of 420959077 is about 20517.2872719568. The cubic root of 420959077 is about 749.4568375425.
The spelling of 420959077 in words is "four hundred twenty million, nine hundred fifty-nine thousand, seventy-seven".
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