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42024019907 = 1722720815233
BaseRepresentation
bin100111001000110100…
…111010011111000011
311000110201121101211202
4213020310322133003
51142031122114112
631150000331415
73015252163322
oct471064723703
9130421541752
1042024019907
1116905511171
128189913b6b
133c694b998c
14206931a0b9
15115e5416c2
hex9c8d3a7c3

42024019907 has 16 divisors (see below), whose sum is σ = 44722059552. Its totient is φ = 39351336960.

The previous prime is 42024019897. The next prime is 42024019909. The reversal of 42024019907 is 70991042024.

It is a cyclic number.

It is not a de Polignac number, because 42024019907 - 224 = 42007242691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42024019909) 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 15 ways as a sum of consecutive naturals, for example, 8027963 + ... + 8033195.

It is an arithmetic number, because the mean of its divisors is an integer number (2795128722).

Almost surely, 242024019907 is an apocalyptic number.

42024019907 is a deficient number, since it is larger than the sum of its proper divisors (2698039645).

42024019907 is a wasteful number, since it uses less digits than its factorization.

42024019907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7558.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 42024019907 in words is "forty-two billion, twenty-four million, nineteen thousand, nine hundred seven".

Divisors: 1 17 227 2081 3859 5233 35377 88961 472387 1187891 8030579 10889873 20194147 185127841 2472001171 42024019907