Base | Representation |
---|---|
bin | 10100110010100… |
… | …111101000101110 |
3 | 220022100120200020 |
4 | 110302213220232 |
5 | 1203244020440 |
6 | 54340143010 |
7 | 11433604026 |
oct | 2462475056 |
9 | 808316606 |
10 | 348813870 |
11 | 169995029 |
12 | 98997a66 |
13 | 5735c352 |
14 | 3447ca86 |
15 | 209523d0 |
hex | 14ca7a2e |
348813870 has 32 divisors (see below), whose sum is σ = 837654048. Its totient is φ = 92961408.
The previous prime is 348813851. The next prime is 348813877. The reversal of 348813870 is 78318843.
It is a super-2 number, since 2×3488138702 = 243342231808753800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (348813877) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81832 + ... + 85988.
It is an arithmetic number, because the mean of its divisors is an integer number (26176689).
Almost surely, 2348813870 is an apocalyptic number.
348813870 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
348813870 is an abundant number, since it is smaller than the sum of its proper divisors (488840178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
348813870 is a wasteful number, since it uses less digits than its factorization.
348813870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6964.
The product of its (nonzero) digits is 129024, while the sum is 42.
The square root of 348813870 is about 18676.5593726468. The cubic root of 348813870 is about 703.9328757777.
The spelling of 348813870 in words is "three hundred forty-eight million, eight hundred thirteen thousand, eight hundred seventy".
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