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1232012442 = 23463443489
BaseRepresentation
bin100100101101111…
…0000010010011010
310011212020201100110
41021123300102122
510010343344232
6322130145150
742346635003
oct11133602232
93155221313
101232012442
11582491201
122a47221b6
1316832245b
14b98a41aa
1573260acc
hex496f049a

1232012442 has 16 divisors (see below), whose sum is σ = 2469352320. Its totient is φ = 409782912.

The previous prime is 1232012387. The next prime is 1232012471. The reversal of 1232012442 is 2442102321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218967 + ... + 224522.

It is an arithmetic number, because the mean of its divisors is an integer number (154334520).

Almost surely, 21232012442 is an apocalyptic number.

1232012442 is an abundant number, since it is smaller than the sum of its proper divisors (1237339878).

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

1232012442 is a wasteful number, since it uses less digits than its factorization.

1232012442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443957.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1232012442 is about 35100.0347863075. The cubic root of 1232012442 is about 1072.0252909725.

Adding to 1232012442 its reverse (2442102321), we get a palindrome (3674114763).

The spelling of 1232012442 in words is "one billion, two hundred thirty-two million, twelve thousand, four hundred forty-two".

Divisors: 1 2 3 6 463 926 1389 2778 443489 886978 1330467 2660934 205335407 410670814 616006221 1232012442