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42746415312 = 2433172809307
BaseRepresentation
bin100111110011111000…
…101000100011010000
311002100001220220001010
4213303320220203100
51200021040242222
631345404010520
73042203351346
oct476370504320
9132301826033
1042746415312
1117146267567
12834b830a40
13405306a893
1420d7243996
1511a2b8980c
hex9f3e288d0

42746415312 has 40 divisors (see below), whose sum is σ = 110776633056. Its totient is φ = 14203851136.

The previous prime is 42746415247. The next prime is 42746415347. The reversal of 42746415312 is 21351464724.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1389438 + ... + 1419869.

Almost surely, 242746415312 is an apocalyptic number.

It is an amenable number.

42746415312 is an abundant number, since it is smaller than the sum of its proper divisors (68030217744).

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

42746415312 is a wasteful number, since it uses less digits than its factorization.

42746415312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2809635 (or 2809629 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The spelling of 42746415312 in words is "forty-two billion, seven hundred forty-six million, four hundred fifteen thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 48 317 634 951 1268 1902 2536 3804 5072 7608 15216 2809307 5618614 8427921 11237228 16855842 22474456 33711684 44948912 67423368 134846736 890550319 1781100638 2671650957 3562201276 5343301914 7124402552 10686603828 14248805104 21373207656 42746415312