Search a number
-
+
4055751431 = 15126859281
BaseRepresentation
bin1111000110111101…
…1101101100000111
3101110122121112000222
43301233131230013
531301233021211
61510240454555
7202335214124
oct36157355407
911418545028
104055751431
1117a1403096
1295231a45b
134c8341924
142a690774b
1518b0d91db
hexf1bddb07

4055751431 has 4 divisors (see below), whose sum is σ = 4082610864. Its totient is φ = 4028892000.

The previous prime is 4055751379. The next prime is 4055751439. The reversal of 4055751431 is 1341575504.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4055751431 - 26 = 4055751367 is a prime.

It is a super-2 number, since 2×40557514312 = 32898239340117095522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4055751391 and 4055751400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4055751439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13429490 + ... + 13429791.

It is an arithmetic number, because the mean of its divisors is an integer number (1020652716).

Almost surely, 24055751431 is an apocalyptic number.

4055751431 is a deficient number, since it is larger than the sum of its proper divisors (26859433).

4055751431 is a wasteful number, since it uses less digits than its factorization.

4055751431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26859432.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 4055751431 is about 63684.7817849759. The cubic root of 4055751431 is about 1594.7420410058.

The spelling of 4055751431 in words is "four billion, fifty-five million, seven hundred fifty-one thousand, four hundred thirty-one".

Divisors: 1 151 26859281 4055751431