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431062142 = 27591015167
BaseRepresentation
bin11001101100010…
…111110001111110
31010001010020002112
4121230113301332
51340322442032
6110435054022
713452652640
oct3154276176
91101106075
10431062142
11201361405
12100441312
136b3c8b74
144136c890
1527c9c1b2
hex19b17c7e

431062142 has 32 divisors (see below), whose sum is σ = 759075840. Its totient is φ = 179776800.

The previous prime is 431062141. The next prime is 431062147. The reversal of 431062142 is 241260134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431062141) 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, 80843 + ... + 86009.

It is an arithmetic number, because the mean of its divisors is an integer number (23721120).

Almost surely, 2431062142 is an apocalyptic number.

431062142 is a deficient number, since it is larger than the sum of its proper divisors (328013698).

431062142 is a wasteful number, since it uses less digits than its factorization.

431062142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5336.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 431062142 is about 20762.0360754912. The cubic root of 431062142 is about 755.4051840294.

The spelling of 431062142 in words is "four hundred thirty-one million, sixty-two thousand, one hundred forty-two".

Divisors: 1 2 7 14 59 101 118 202 413 707 826 1414 5167 5959 10334 11918 36169 41713 72338 83426 304853 521867 609706 1043734 2133971 3653069 4267942 7306138 30790153 61580306 215531071 431062142