Base | Representation |
---|---|
bin | 1111111010010001… |
… | …0001011010001100 |
3 | 102000122111021200110 |
4 | 3332210101122030 |
5 | 32221323440411 |
6 | 1543444400020 |
7 | 210560142522 |
oct | 37644213214 |
9 | 12018437613 |
10 | 4270921356 |
11 | 18a1907479 |
12 | 9b23a6010 |
13 | 530aaaa00 |
14 | 2c7318312 |
15 | 19ee3d2a6 |
hex | fe91168c |
4270921356 has 144 divisors (see below), whose sum is σ = 11589135264. Its totient is φ = 1219166208.
The previous prime is 4270921351. The next prime is 4270921381. The reversal of 4270921356 is 6531290724.
4270921356 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (4270921351) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2515900 + ... + 2517596.
It is an arithmetic number, because the mean of its divisors is an integer number (80480106).
Almost surely, 24270921356 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4270921356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5794567632).
4270921356 is an abundant number, since it is smaller than the sum of its proper divisors (7318213908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4270921356 is a wasteful number, since it uses less digits than its factorization.
4270921356 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1820 (or 1805 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 39.
The square root of 4270921356 is about 65352.2865399521. The cubic root of 4270921356 is about 1622.4594755481.
The spelling of 4270921356 in words is "four billion, two hundred seventy million, nine hundred twenty-one thousand, three hundred fifty-six".
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