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1380232941 = 3171937137281
BaseRepresentation
bin101001001000100…
…1010111011101101
310120012011002122120
41102101022323231
510311314423231
6344543103153
746126533513
oct12221127355
93505132576
101380232941
1164911848a
123262a1ab9
1318cc4a3a9
14d14484b3
158128cd96
hex5244aeed

1380232941 has 64 divisors (see below), whose sum is σ = 2129483520. Its totient is φ = 789626880.

The previous prime is 1380232927. The next prime is 1380232949. The reversal of 1380232941 is 1492320831.

It is not a de Polignac number, because 1380232941 - 29 = 1380232429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1380232949) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4911721 + ... + 4912001.

It is an arithmetic number, because the mean of its divisors is an integer number (33273180).

Almost surely, 21380232941 is an apocalyptic number.

It is an amenable number.

1380232941 is a deficient number, since it is larger than the sum of its proper divisors (749250579).

1380232941 is a wasteful number, since it uses less digits than its factorization.

1380232941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1380232941 is about 37151.4863901836. The cubic root of 1380232941 is about 1113.3989209113.

The spelling of 1380232941 in words is "one billion, three hundred eighty million, two hundred thirty-two thousand, nine hundred forty-one".

Divisors: 1 3 17 19 37 51 57 111 137 281 323 411 629 703 843 969 1887 2109 2329 2603 4777 5069 5339 6987 7809 10397 11951 14331 15207 16017 31191 35853 38497 44251 86173 90763 96311 115491 132753 176749 197543 258519 272289 288933 530247 592629 654449 731443 1424389 1637287 1963347 2194329 3358231 4273167 4911861 10074693 12434531 24214613 27063391 37303593 72643839 81190173 460077647 1380232941