Base | Representation |
---|---|
bin | 11100000101010… |
… | …00110011011000 |
3 | 121102021022122012 |
4 | 32002220303120 |
5 | 440301304230 |
6 | 35213045052 |
7 | 5560222055 |
oct | 1602506330 |
9 | 542238565 |
10 | 235572440 |
11 | 110a7a074 |
12 | 66a86788 |
13 | 39a6079c |
14 | 2340202c |
15 | 15a34395 |
hex | e0a8cd8 |
235572440 has 32 divisors (see below), whose sum is σ = 553085280. Its totient is φ = 90131712.
The previous prime is 235572437. The next prime is 235572457. The reversal of 235572440 is 44275532.
It is a junction number, because it is equal to n+sod(n) for n = 235572397 and 235572406.
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, 127109 + ... + 128948.
It is an arithmetic number, because the mean of its divisors is an integer number (17283915).
Almost surely, 2235572440 is an apocalyptic number.
235572440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
235572440 is an abundant number, since it is smaller than the sum of its proper divisors (317512840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
235572440 is a wasteful number, since it uses less digits than its factorization.
235572440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256091 (or 256087 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 32.
The square root of 235572440 is about 15348.3692944886. The cubic root of 235572440 is about 617.6012411382.
The spelling of 235572440 in words is "two hundred thirty-five million, five hundred seventy-two thousand, four hundred forty".
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