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232142053 = 11137920549
BaseRepresentation
bin11011101011000…
…11010011100101
3121011211001000211
431311203103211
5433412021203
635011335421
75516113663
oct1565432345
9534731024
10232142053
1110a046840
12658b1571
133912c280
1422b8bc33
15155a7c6d
hexdd634e5

232142053 has 16 divisors (see below), whose sum is σ = 276192000. Its totient is φ = 192329280.

The previous prime is 232142051. The next prime is 232142063. The reversal of 232142053 is 350241232.

It is not a de Polignac number, because 232142053 - 21 = 232142051 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 (232142051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1023 + ... + 21571.

It is an arithmetic number, because the mean of its divisors is an integer number (17262000).

Almost surely, 2232142053 is an apocalyptic number.

It is an amenable number.

232142053 is a deficient number, since it is larger than the sum of its proper divisors (44049947).

232142053 is a wasteful number, since it uses less digits than its factorization.

232142053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20652.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 232142053 is about 15236.2086163192. The cubic root of 232142053 is about 614.5887509926.

Adding to 232142053 its reverse (350241232), we get a palindrome (582383285).

The spelling of 232142053 in words is "two hundred thirty-two million, one hundred forty-two thousand, fifty-three".

Divisors: 1 11 13 79 143 869 1027 11297 20549 226039 267137 1623371 2938507 17857081 21103823 232142053