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42074298708 = 22313269707043
BaseRepresentation
bin100111001011110100…
…101101100101010100
311000121020012211101120
4213023310231211110
51142132010024313
631154554123540
73016432431621
oct471364554524
9130536184346
1042074298708
11169309323a2
1281a27205b0
133c76a41c50
142071c87348
151163b73d23
hex9cbd2d954

42074298708 has 24 divisors (see below), whose sum is σ = 105725161248. Its totient is φ = 12945938016.

The previous prime is 42074298703. The next prime is 42074298719. The reversal of 42074298708 is 80789247024.

It is a super-2 number, since 2×420742987082 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42074298703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134853366 + ... + 134853677.

It is an arithmetic number, because the mean of its divisors is an integer number (4405215052).

Almost surely, 242074298708 is an apocalyptic number.

It is an amenable number.

42074298708 is an abundant number, since it is smaller than the sum of its proper divisors (63650862540).

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

42074298708 is a wasteful number, since it uses less digits than its factorization.

42074298708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269707063 (or 269707061 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 51.

The spelling of 42074298708 in words is "forty-two billion, seventy-four million, two hundred ninety-eight thousand, seven hundred eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 269707043 539414086 809121129 1078828172 1618242258 3236484516 3506191559 7012383118 10518574677 14024766236 21037149354 42074298708