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234222051 = 3769116141
BaseRepresentation
bin11011111010111…
…11000111100011
3121022201201020210
431331133013203
5434430101201
635124105203
75542566060
oct1575370743
9538651223
10234222051
11110237548
1266535203
13396a9c3b
142316dc67
15158691d6
hexdf5f1e3

234222051 has 16 divisors (see below), whose sum is σ = 357448448. Its totient is φ = 133639200.

The previous prime is 234222049. The next prime is 234222071. The reversal of 234222051 is 150222432.

It is not a de Polignac number, because 234222051 - 21 = 234222049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (234222031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6441 + ... + 22581.

It is an arithmetic number, because the mean of its divisors is an integer number (22340528).

Almost surely, 2234222051 is an apocalyptic number.

234222051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

234222051 is a deficient number, since it is larger than the sum of its proper divisors (123226397).

234222051 is a wasteful number, since it uses less digits than its factorization.

234222051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16842.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 234222051 is about 15304.3147837464. The cubic root of 234222051 is about 616.4188721817.

Adding to 234222051 its reverse (150222432), we get a palindrome (384444483).

The spelling of 234222051 in words is "two hundred thirty-four million, two hundred twenty-two thousand, fifty-one".

Divisors: 1 3 7 21 691 2073 4837 14511 16141 48423 112987 338961 11153431 33460293 78074017 234222051