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5555252431 = 43347372311
BaseRepresentation
bin1010010110001111…
…00110110011001111
3112100011012001201001
411023013212303033
542334121034211
62315124201131
7254443603141
oct51307466317
915304161631
105555252431
1123a0882413
1210b05391a7
136a6bbaa21
143a9b1ac91
15227a85ac1
hex14b1e6ccf

5555252431 has 8 divisors (see below), whose sum is σ = 5700841344. Its totient is φ = 5410408920.

The previous prime is 5555252411. The next prime is 5555252449. The reversal of 5555252431 is 1342525555.

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

It is a cyclic number.

It is not a de Polignac number, because 5555252431 - 27 = 5555252303 is a prime.

It is a super-2 number, since 2×55552524312 = 61721659144262819522, which 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 (5555252411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171235 + ... + 201076.

It is an arithmetic number, because the mean of its divisors is an integer number (712605168).

Almost surely, 25555252431 is an apocalyptic number.

5555252431 is a deficient number, since it is larger than the sum of its proper divisors (145588913).

5555252431 is a wasteful number, since it uses less digits than its factorization.

5555252431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372701.

The product of its digits is 150000, while the sum is 37.

The square root of 5555252431 is about 74533.5658009195. The cubic root of 5555252431 is about 1771.0654029278.

Adding to 5555252431 its reverse (1342525555), we get a palindrome (6897777986).

The spelling of 5555252431 in words is "five billion, five hundred fifty-five million, two hundred fifty-two thousand, four hundred thirty-one".

Divisors: 1 43 347 14921 372311 16009373 129191917 5555252431