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232374213 = 3243359629
BaseRepresentation
bin11011101100110…
…11111111000101
3121012020211111100
431312123333011
5433441433323
635020330313
75521101561
oct1566337705
9535224440
10232374213
1110a195205
12659a3999
13391b0b46
1422c0c6a1
1515601943
hexdd9bfc5

232374213 has 12 divisors (see below), whose sum is σ = 336432460. Its totient is φ = 154555776.

The previous prime is 232374179. The next prime is 232374253. The reversal of 232374213 is 312473232.

232374213 is a `hidden beast` number, since 2 + 3 + 237 + 421 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 69505569 + 162868644 = 8337^2 + 12762^2 .

It is not a de Polignac number, because 232374213 - 222 = 228179909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232374253) 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 11 ways as a sum of consecutive naturals, for example, 25918 + ... + 33711.

Almost surely, 2232374213 is an apocalyptic number.

It is an amenable number.

232374213 is a deficient number, since it is larger than the sum of its proper divisors (104058247).

232374213 is a wasteful number, since it uses less digits than its factorization.

232374213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60068 (or 60065 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 232374213 is about 15243.8254057176. The cubic root of 232374213 is about 614.7935614874.

The spelling of 232374213 in words is "two hundred thirty-two million, three hundred seventy-four thousand, two hundred thirteen".

Divisors: 1 3 9 433 1299 3897 59629 178887 536661 25819357 77458071 232374213