Search a number
-
+
6942898428 = 223803971971
BaseRepresentation
bin1100111011101010…
…00011100011111100
3122220212021210011020
412131311003203330
5103204340222203
63104534224140
7334023443244
oct63565034374
918825253136
106942898428
112a430a3394
1214191b5050
1386853232b
1449c134b24
152a97da153
hex19dd438fc

6942898428 has 24 divisors (see below), whose sum is σ = 16202336640. Its totient is φ = 2313979440.

The previous prime is 6942898393. The next prime is 6942898441. The reversal of 6942898428 is 8248982496.

It is a super-3 number, since 3×69428984283 (a number of 31 digits) contains 333 as substring.

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, 60483 + ... + 132453.

It is an arithmetic number, because the mean of its divisors is an integer number (675097360).

Almost surely, 26942898428 is an apocalyptic number.

It is an amenable number.

6942898428 is an abundant number, since it is smaller than the sum of its proper divisors (9259438212).

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

6942898428 is a wasteful number, since it uses less digits than its factorization.

6942898428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80017 (or 80015 counting only the distinct ones).

The product of its digits is 15925248, while the sum is 60.

The square root of 6942898428 is about 83324.0567183332. The cubic root of 6942898428 is about 1907.7154806510.

The spelling of 6942898428 in words is "six billion, nine hundred forty-two million, eight hundred ninety-eight thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 12 8039 16078 24117 32156 48234 71971 96468 143942 215913 287884 431826 863652 578574869 1157149738 1735724607 2314299476 3471449214 6942898428