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389277307696 = 2443955421029
BaseRepresentation
bin1011010101000101011…
…11000101001100110000
31101012210101221011101211
411222202233011030300
522334214442321241
6454455335405504
740060440343264
oct5524257051460
91335711834354
10389277307696
11140100989a22
1263540223894
132a929cc7ab4
1414bac07a0a4
15a1d5384781
hex5aa2bc5330

389277307696 has 20 divisors (see below), whose sum is σ = 755942849200. Its totient is φ = 194195282112.

The previous prime is 389277307621. The next prime is 389277307697. The reversal of 389277307696 is 696703772983.

It is not an unprimeable number, because it can be changed into a prime (389277307697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27703491 + ... + 27717538.

It is an arithmetic number, because the mean of its divisors is an integer number (37797142460).

Almost surely, 2389277307696 is an apocalyptic number.

It is an amenable number.

389277307696 is a deficient number, since it is larger than the sum of its proper divisors (366665541504).

389277307696 is a wasteful number, since it uses less digits than its factorization.

389277307696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55421476 (or 55421470 counting only the distinct ones).

The product of its (nonzero) digits is 144027072, while the sum is 67.

The spelling of 389277307696 in words is "three hundred eighty-nine billion, two hundred seventy-seven million, three hundred seven thousand, six hundred ninety-six".

Divisors: 1 2 4 8 16 439 878 1756 3512 7024 55421029 110842058 221684116 443368232 886736464 24329831731 48659663462 97319326924 194638653848 389277307696