Base | Representation |
---|---|
bin | 11011111010011… |
… | …01110111111100 |
3 | 121022121010100211 |
4 | 31331031313330 |
5 | 434420321140 |
6 | 35122402204 |
7 | 5542153126 |
oct | 1575156774 |
9 | 538533324 |
10 | 234151420 |
11 | 110199478 |
12 | 66500364 |
13 | 39683a49 |
14 | 23152216 |
15 | 158532ea |
hex | df4ddfc |
234151420 has 24 divisors (see below), whose sum is σ = 492133824. Its totient is φ = 93581376.
The previous prime is 234151409. The next prime is 234151439. The reversal of 234151420 is 24151432.
It is a junction number, because it is equal to n+sod(n) for n = 234151391 and 234151400.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23197 + ... + 31723.
It is an arithmetic number, because the mean of its divisors is an integer number (20505576).
Almost surely, 2234151420 is an apocalyptic number.
234151420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
234151420 is an abundant number, since it is smaller than the sum of its proper divisors (257982404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
234151420 is a wasteful number, since it uses less digits than its factorization.
234151420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9909 (or 9907 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 234151420 is about 15302.0070578993. The cubic root of 234151420 is about 616.3569044060.
The spelling of 234151420 in words is "two hundred thirty-four million, one hundred fifty-one thousand, four hundred twenty".
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