Base | Representation |
---|---|
bin | 1000011011011… |
… | …10100010010100 |
3 | 11221001022020200 |
4 | 10031232202110 |
5 | 121100113343 |
6 | 11003300500 |
7 | 1516000605 |
oct | 415564224 |
9 | 157038220 |
10 | 70707348 |
11 | 36a04528 |
12 | 1b81a730 |
13 | 1185878a |
14 | 9567dac |
15 | 631a4d3 |
hex | 436e894 |
70707348 has 18 divisors (see below), whose sum is σ = 178732554. Its totient is φ = 23569104.
The previous prime is 70707347. The next prime is 70707361. The reversal of 70707348 is 84370707.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 48692484 + 22014864 = 6978^2 + 4692^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×707073482 = 9999058122386208, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1964093 = 70707348 / (7 + 0 + 7 + 0 + 7 + 3 + 4 + 8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70707347) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 982011 + ... + 982082.
Almost surely, 270707348 is an apocalyptic number.
It is an amenable number.
70707348 is an abundant number, since it is smaller than the sum of its proper divisors (108025206).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70707348 is a wasteful number, since it uses less digits than its factorization.
70707348 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1964103 (or 1964098 counting only the distinct ones).
The product of its (nonzero) digits is 32928, while the sum is 36.
The square root of 70707348 is about 8408.7661401659. The cubic root of 70707348 is about 413.5120625474.
The spelling of 70707348 in words is "seventy million, seven hundred seven thousand, three hundred forty-eight".
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