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42761304 = 2333197969
BaseRepresentation
bin1010001100011…
…1110001011000
32222110111111000
42203013301120
541421330204
64124305000
71026315345
oct243076130
988414430
1042761304
1122157223
12123a2160
138b22661
1459717cc
153b4a039
hex28c7c58

42761304 has 32 divisors (see below), whose sum is σ = 118782000. Its totient is φ = 14253696.

The previous prime is 42761297. The next prime is 42761309. The reversal of 42761304 is 40316724.

42761304 is a `hidden beast` number, since 42 + 7 + 613 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42761309) 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, 98769 + ... + 99200.

Almost surely, 242761304 is an apocalyptic number.

It is an amenable number.

42761304 is an abundant number, since it is smaller than the sum of its proper divisors (76020696).

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

42761304 is a wasteful number, since it uses less digits than its factorization.

42761304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197984 (or 197974 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 42761304 is about 6539.2127966599. The cubic root of 42761304 is about 349.6903492569.

The spelling of 42761304 in words is "forty-two million, seven hundred sixty-one thousand, three hundred four".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 197969 395938 593907 791876 1187814 1583752 1781721 2375628 3563442 4751256 5345163 7126884 10690326 14253768 21380652 42761304