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4238794974 = 231631943291
BaseRepresentation
bin1111110010100110…
…1110000011011110
3101221102001002120110
43330221232003132
532140112414344
61540340030450
7210020106561
oct37451560336
911842032513
104238794974
111885764447
129a3692426
1352723cc0b
142c2d544d8
1519c1e43b9
hexfca6e0de

4238794974 has 16 divisors (see below), whose sum is σ = 8478305280. Its totient is φ = 1412812440.

The previous prime is 4238794907. The next prime is 4238794991. The reversal of 4238794974 is 4794978324.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 76269 + ... + 119559.

It is an arithmetic number, because the mean of its divisors is an integer number (529894080).

Almost surely, 24238794974 is an apocalyptic number.

4238794974 is an abundant number, since it is smaller than the sum of its proper divisors (4239510306).

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

4238794974 is a wasteful number, since it uses less digits than its factorization.

4238794974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59615.

The product of its digits is 12192768, while the sum is 57.

The square root of 4238794974 is about 65106.0287070253. The cubic root of 4238794974 is about 1618.3811209296.

The spelling of 4238794974 in words is "four billion, two hundred thirty-eight million, seven hundred ninety-four thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 16319 32638 43291 48957 86582 97914 129873 259746 706465829 1412931658 2119397487 4238794974