Base | Representation |
---|---|
bin | 1101100010101100… |
… | …11101010001110000 |
3 | 200202200120200111200 |
4 | 12301112131101300 |
5 | 104342211442431 |
6 | 3201234211200 |
7 | 345111364323 |
oct | 66126352160 |
9 | 20680520450 |
10 | 7270421616 |
11 | 30a0a66407 |
12 | 14aaa23b00 |
13 | 8bb348933 |
14 | 4cd8307ba |
15 | 2c8433ee6 |
hex | 1b159d470 |
7270421616 has 60 divisors (see below), whose sum is σ = 20388721080. Its totient is φ = 2418514560.
The previous prime is 7270421593. The next prime is 7270421621. The reversal of 7270421616 is 6161240727.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19290 + ... + 122118.
It is an arithmetic number, because the mean of its divisors is an integer number (339812018).
Almost surely, 27270421616 is an apocalyptic number.
It is an amenable number.
7270421616 is an abundant number, since it is smaller than the sum of its proper divisors (13118299464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7270421616 is a wasteful number, since it uses less digits than its factorization.
7270421616 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103334 (or 103325 counting only the distinct ones).
The product of its (nonzero) digits is 28224, while the sum is 36.
The square root of 7270421616 is about 85266.7673598571. The cubic root of 7270421616 is about 1937.2538479156.
The spelling of 7270421616 in words is "seven billion, two hundred seventy million, four hundred twenty-one thousand, six hundred sixteen".
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