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6140131451 = 172367234383
BaseRepresentation
bin1011011011111101…
…01111100001111011
3120211220201222212222
411231332233201323
5100033333201301
62453140154255
7305105153606
oct55576574173
916756658788
106140131451
112670a42703
12123439898b
1376b120b9c
1442368933d
1525e0b831b
hex16dfaf87b

6140131451 has 16 divisors (see below), whose sum is σ = 6885264384. Its totient is φ = 5445162624.

The previous prime is 6140131441. The next prime is 6140131453. The reversal of 6140131451 is 1541310416.

It is a cyclic number.

It is not a de Polignac number, because 6140131451 - 226 = 6073022587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6140131451.

It is not an unprimeable number, because it can be changed into a prime (6140131453) 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, 90995 + ... + 143388.

It is an arithmetic number, because the mean of its divisors is an integer number (430329024).

Almost surely, 26140131451 is an apocalyptic number.

6140131451 is a deficient number, since it is larger than the sum of its proper divisors (745132933).

6140131451 is a wasteful number, since it uses less digits than its factorization.

6140131451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234490.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 6140131451 is about 78358.9908753297. The cubic root of 6140131451 is about 1831.1582991181.

Adding to 6140131451 its reverse (1541310416), we get a palindrome (7681441867).

The spelling of 6140131451 in words is "six billion, one hundred forty million, one hundred thirty-one thousand, four hundred fifty-one".

Divisors: 1 17 23 67 391 1139 1541 26197 234383 3984511 5390809 15703661 91643753 266962237 361184203 6140131451