Search a number
-
+
38748580012156 = 2271383877857577
BaseRepresentation
bin10001100111101110110110…
…10110001110000001111100
312002012022212011102212120211
420303313123112032001330
520034324042440342111
6214224504002522204
711106330635463460
oct1063673326160174
9162168764385524
1038748580012156
111138a1a9275063
124419899066364
131880c8acb3861
1497d626c284a0
15472e15b99521
hex233ddb58e07c

38748580012156 has 12 divisors (see below), whose sum is σ = 77497160024368. Its totient is φ = 16606534290912.

The previous prime is 38748580012073. The next prime is 38748580012183. The reversal of 38748580012156 is 65121008584783.

38748580012156 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 38748580012156.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 691938928761 + ... + 691938928816.

Almost surely, 238748580012156 is an apocalyptic number.

It is an amenable number.

38748580012156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

38748580012156 is a wasteful number, since it uses less digits than its factorization.

38748580012156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383877857588 (or 1383877857586 counting only the distinct ones).

The product of its (nonzero) digits is 12902400, while the sum is 58.

The spelling of 38748580012156 in words is "thirty-eight trillion, seven hundred forty-eight billion, five hundred eighty million, twelve thousand, one hundred fifty-six".

Divisors: 1 2 4 7 14 28 1383877857577 2767755715154 5535511430308 9687145003039 19374290006078 38748580012156