Search a number
-
+
30842031483 = 3229439269177
BaseRepresentation
bin11100101110010101…
…000000110101111011
32221121102201112102100
4130232111000311323
51001131030001413
622100231434443
72141202641064
oct345625006573
987542645370
1030842031483
111209758281a
125b88b25a23
132ba6973393
1416c81d556b
15c07a04a73
hex72e540d7b

30842031483 has 24 divisors (see below), whose sum is σ = 46190944800. Its totient is φ = 19807046784.

The previous prime is 30842031481. The next prime is 30842031509. The reversal of 30842031483 is 38413024803.

It is a happy number.

30842031483 is a `hidden beast` number, since 308 + 4 + 203 + 148 + 3 = 666.

It is not a de Polignac number, because 30842031483 - 21 = 30842031481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30842031481) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 20010 + ... + 249167.

It is an arithmetic number, because the mean of its divisors is an integer number (1924622700).

Almost surely, 230842031483 is an apocalyptic number.

30842031483 is a deficient number, since it is larger than the sum of its proper divisors (15348913317).

30842031483 is a wasteful number, since it uses less digits than its factorization.

30842031483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269651 (or 269648 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 30842031483 in words is "thirty billion, eight hundred forty-two million, thirty-one thousand, four hundred eighty-three".

Divisors: 1 3 9 29 87 261 439 1317 3951 12731 38193 114579 269177 807531 2422593 7806133 23418399 70255197 118168703 354506109 1063518327 3426892387 10280677161 30842031483