Search a number
-
+
234283878 = 23215782903
BaseRepresentation
bin11011111011011…
…10001101100110
3121022211212001200
431331232031212
5434434041003
635125303330
75543244243
oct1575561546
9538755050
10234283878
11110279a44
1266564b46
13396cc11a
14231885ca
151587c6a3
hexdf6e366

234283878 has 24 divisors (see below), whose sum is σ = 510854448. Its totient is φ = 77596272.

The previous prime is 234283877. The next prime is 234283879. The reversal of 234283878 is 878382432.

It is an interprime number because it is at equal distance from previous prime (234283877) and next prime (234283879).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234283873) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38626 + ... + 44277.

It is an arithmetic number, because the mean of its divisors is an integer number (21285602).

Almost surely, 2234283878 is an apocalyptic number.

234283878 is an abundant number, since it is smaller than the sum of its proper divisors (276570570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234283878 is a wasteful number, since it uses less digits than its factorization.

234283878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83068 (or 83065 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 234283878 is about 15306.3345710199. The cubic root of 234283878 is about 616.4731055848.

The spelling of 234283878 in words is "two hundred thirty-four million, two hundred eighty-three thousand, eight hundred seventy-eight".

Divisors: 1 2 3 6 9 18 157 314 471 942 1413 2826 82903 165806 248709 497418 746127 1492254 13015771 26031542 39047313 78094626 117141939 234283878