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30488102243 = 178737205267
BaseRepresentation
bin11100011001001110…
…111000010101100011
32220200202202001202222
4130121032320111203
5444414423232433
622001145501255
72126344410314
oct343116702543
986622661688
1030488102243
1111a25814515
125aaa4a182b
132b4b5428b1
1416931c460b
15bd68e1b98
hex7193b8563

30488102243 has 8 divisors (see below), whose sum is σ = 32285372112. Its totient is φ = 28691260416.

The previous prime is 30488102237. The next prime is 30488102251. The reversal of 30488102243 is 34220188403.

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

It is a cyclic number.

It is not a de Polignac number, because 30488102243 - 26 = 30488102179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30488102233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45896 + ... + 251162.

It is an arithmetic number, because the mean of its divisors is an integer number (4035671514).

Almost surely, 230488102243 is an apocalyptic number.

30488102243 is a deficient number, since it is larger than the sum of its proper divisors (1797269869).

30488102243 is a wasteful number, since it uses less digits than its factorization.

30488102243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214021.

The product of its (nonzero) digits is 36864, while the sum is 35.

The spelling of 30488102243 in words is "thirty billion, four hundred eighty-eight million, one hundred two thousand, two hundred forty-three".

Divisors: 1 17 8737 148529 205267 3489539 1793417779 30488102243