Search a number
-
+
53021429218 = 266733972833
BaseRepresentation
bin110001011000010100…
…101100110111100010
312001212011011200022201
4301120110230313202
51332041441213333
640205133123414
73554630466202
oct613024546742
9161764150281
1053021429218
112053923a59a
12a33892956a
134ccca18074
1427cdb14402
1515a4c6d17d
hexc5852cde2

53021429218 has 8 divisors (see below), whose sum is σ = 79544082348. Its totient is φ = 26506735104.

The previous prime is 53021429207. The next prime is 53021429221. The reversal of 53021429218 is 81292412035.

It can be written as a sum of positive squares in 2 ways, for example, as 52671627009 + 349802209 = 229503^2 + 18703^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×530214292182 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1973071 + ... + 1999762.

Almost surely, 253021429218 is an apocalyptic number.

53021429218 is a deficient number, since it is larger than the sum of its proper divisors (26522653130).

53021429218 is a wasteful number, since it uses less digits than its factorization.

53021429218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3979508.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 53021429218 in words is "fifty-three billion, twenty-one million, four hundred twenty-nine thousand, two hundred eighteen".

Divisors: 1 2 6673 13346 3972833 7945666 26510714609 53021429218