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42907250361 = 3101463305849
BaseRepresentation
bin100111111101011110…
…001010111010111001
311002202021120011020210
4213331132022322321
51200333224002421
631413351141333
73046165416243
oct477536127271
9132667504223
1042907250361
111721902a298
128395674849
13407a491451
14211074d093
1511b1d59576
hex9fd78aeb9

42907250361 has 16 divisors (see below), whose sum is σ = 57901075200. Its totient is φ = 28260355200.

The previous prime is 42907250359. The next prime is 42907250461. The reversal of 42907250361 is 16305270924.

It is not a de Polignac number, because 42907250361 - 21 = 42907250359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42907250461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12636 + ... + 293213.

It is an arithmetic number, because the mean of its divisors is an integer number (3618817200).

Almost surely, 242907250361 is an apocalyptic number.

It is an amenable number.

42907250361 is a deficient number, since it is larger than the sum of its proper divisors (14993824839).

42907250361 is a wasteful number, since it uses less digits than its factorization.

42907250361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306416.

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 42907250361 in words is "forty-two billion, nine hundred seven million, two hundred fifty thousand, three hundred sixty-one".

Divisors: 1 3 101 303 463 1389 46763 140289 305849 917547 30890749 92672247 141608087 424824261 14302416787 42907250361