Search a number
-
+
927230051381 = 43251727118171
BaseRepresentation
bin11010111111000110011…
…01111100010000110101
310021122100020221000102212
431133203031330100311
5110142431343121011
61545544045543205
7123663424252304
oct15374315742065
93248306830385
10927230051381
11328266211497
1212b853574b05
136958c01644a
1432c419d043b
15191bcda508b
hexd7e337c435

927230051381 has 16 divisors (see below), whose sum is σ = 953891947008. Its totient is φ = 900809910000.

The previous prime is 927230051353. The next prime is 927230051431. The reversal of 927230051381 is 183150032729.

It is a cyclic number.

It is not a de Polignac number, because 927230051381 - 218 = 927229789237 is a prime.

It is a super-2 number, since 2×9272300513812 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (927230051981) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7787426 + ... + 7905596.

It is an arithmetic number, because the mean of its divisors is an integer number (59618246688).

Almost surely, 2927230051381 is an apocalyptic number.

It is an amenable number.

927230051381 is a deficient number, since it is larger than the sum of its proper divisors (26661895627).

927230051381 is a wasteful number, since it uses less digits than its factorization.

927230051381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119192.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 927230051381 in words is "nine hundred twenty-seven billion, two hundred thirty million, fifty-one thousand, three hundred eighty-one".

Divisors: 1 43 251 727 10793 31261 118171 182477 5081353 7846511 29660921 85910317 1275419603 3694143631 21563489567 927230051381