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468746142 = 23139955843
BaseRepresentation
bin11011111100000…
…111111110011110
31012200000202211020
4123330013332132
51424444334032
6114302505010
714421163554
oct3374077636
91180022736
10468746142
1122065aa07
12110b95166
13761614a7
144637bbd4
152b242b2c
hex1bf07f9e

468746142 has 16 divisors (see below), whose sum is σ = 938179200. Its totient is φ = 156134232.

The previous prime is 468746119. The next prime is 468746149. The reversal of 468746142 is 241647864.

It is a junction number, because it is equal to n+sod(n) for n = 468746094 and 468746103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468746149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19528 + ... + 36315.

It is an arithmetic number, because the mean of its divisors is an integer number (58636200).

Almost surely, 2468746142 is an apocalyptic number.

468746142 is an abundant number, since it is smaller than the sum of its proper divisors (469433058).

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

468746142 is a wasteful number, since it uses less digits than its factorization.

468746142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57247.

The product of its digits is 258048, while the sum is 42.

The square root of 468746142 is about 21650.5459977341. The cubic root of 468746142 is about 776.8059953354.

The spelling of 468746142 in words is "four hundred sixty-eight million, seven hundred forty-six thousand, one hundred forty-two".

Divisors: 1 2 3 6 1399 2798 4197 8394 55843 111686 167529 335058 78124357 156248714 234373071 468746142