Search a number
-
+
38988152652 = 22327691117331
BaseRepresentation
bin100100010011110111…
…111111111101001100
310201122011002100212210
4210103313333331030
51114321431341102
625524431230420
72550106554351
oct442367777514
9121564070783
1038988152652
1115597883169
127681078410
1338a4557a17
141c5c058628
151032c6536c
hex913dfff4c

38988152652 has 24 divisors (see below), whose sum is σ = 90976416832. Its totient is φ = 12995470800.

The previous prime is 38988152641. The next prime is 38988152747. The reversal of 38988152652 is 25625188983.

It is a junction number, because it is equal to n+sod(n) for n = 38988152592 and 38988152601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273627 + ... + 390957.

Almost surely, 238988152652 is an apocalyptic number.

It is an amenable number.

38988152652 is an abundant number, since it is smaller than the sum of its proper divisors (51988264180).

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

38988152652 is a wasteful number, since it uses less digits than its factorization.

38988152652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145029 (or 145027 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 57.

The spelling of 38988152652 in words is "thirty-eight billion, nine hundred eighty-eight million, one hundred fifty-two thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 27691 55382 83073 110764 117331 166146 234662 332292 351993 469324 703986 1407972 3249012721 6498025442 9747038163 12996050884 19494076326 38988152652