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14401137381 = 319252651533
BaseRepresentation
bin11010110100101111…
…11110101011100101
31101011122021120121120
431122113332223211
5213443142344011
610341002204153
71016605435161
oct153227765345
941148246546
1014401137381
116120080734
12295aab3659
13148675b087
149a8895ca1
1559446da06
hex35a5feae5

14401137381 has 8 divisors (see below), whose sum is σ = 20212122720. Its totient is φ = 9095455152.

The previous prime is 14401137371. The next prime is 14401137403. The reversal of 14401137381 is 18373110441.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14401137381 - 25 = 14401137349 is a prime.

It is a super-2 number, since 2×144011373812 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14401137371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126325710 + ... + 126325823.

It is an arithmetic number, because the mean of its divisors is an integer number (2526515340).

Almost surely, 214401137381 is an apocalyptic number.

It is an amenable number.

14401137381 is a deficient number, since it is larger than the sum of its proper divisors (5810985339).

14401137381 is a wasteful number, since it uses less digits than its factorization.

14401137381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252651555.

The product of its (nonzero) digits is 8064, while the sum is 33.

The spelling of 14401137381 in words is "fourteen billion, four hundred one million, one hundred thirty-seven thousand, three hundred eighty-one".

Divisors: 1 3 19 57 252651533 757954599 4800379127 14401137381