Base | Representation |
---|---|
bin | 1000011000100… |
… | …11100110100000 |
3 | 11220100101022120 |
4 | 10030103212200 |
5 | 121001204010 |
6 | 10551304240 |
7 | 1512556650 |
oct | 414234640 |
9 | 156311276 |
10 | 70334880 |
11 | 3677a700 |
12 | 1b67b080 |
13 | 11758095 |
14 | 94ac360 |
15 | 6294e70 |
hex | 43139a0 |
70334880 has 288 divisors, whose sum is σ = 279925632. Its totient is φ = 14530560.
The previous prime is 70334863. The next prime is 70334881. The reversal of 70334880 is 8843307.
It is a super-2 number, since 2×703348802 = 9893990689228800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (70334881) 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, 406474 + ... + 406646.
It is an arithmetic number, because the mean of its divisors is an integer number (971964).
Almost surely, 270334880 is an apocalyptic number.
70334880 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70334880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139962816).
70334880 is an abundant number, since it is smaller than the sum of its proper divisors (209590752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70334880 is a wasteful number, since it uses less digits than its factorization.
70334880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220 (or 201 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 70334880 is about 8386.5892948206. The cubic root of 70334880 is about 412.7846923595.
The spelling of 70334880 in words is "seventy million, three hundred thirty-four thousand, eight hundred eighty".
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