Base | Representation |
---|---|
bin | 11001011011110… |
… | …01000111001100 |
3 | 112212110122210021 |
4 | 30231321013030 |
5 | 414104411004 |
6 | 33100551524 |
7 | 5200335040 |
oct | 1455710714 |
9 | 485418707 |
10 | 213357004 |
11 | aa486303 |
12 | 5b5525a4 |
13 | 35282b63 |
14 | 2049c020 |
15 | 13ae6d54 |
hex | cb791cc |
213357004 has 96 divisors (see below), whose sum is σ = 491581440. Its totient is φ = 78796800.
The previous prime is 213356999. The next prime is 213357041. The reversal of 213357004 is 400753312.
It is a super-2 number, since 2×2133570042 = 91042422311712032, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 213357004.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 279984 + ... + 280744.
It is an arithmetic number, because the mean of its divisors is an integer number (5120640).
Almost surely, 2213357004 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 213357004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245790720).
213357004 is an abundant number, since it is smaller than the sum of its proper divisors (278224436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213357004 is a wasteful number, since it uses less digits than its factorization.
213357004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 839 (or 837 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 25.
The square root of 213357004 is about 14606.7451542087. The cubic root of 213357004 is about 597.5427316066.
The spelling of 213357004 in words is "two hundred thirteen million, three hundred fifty-seven thousand, four".
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