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564401401031 = 13229189587303
BaseRepresentation
bin10000011011010001111…
…00011110110011000111
31222221211002210212010202
420031220330132303013
533221343224313111
61111141000441115
755530251516126
oct10155074366307
91887732725122
10564401401031
111a83a7971276
1291474a7919b
13412b870b870
141d462477abd
15ea34999b3b
hex8368f1ecc7

564401401031 has 8 divisors (see below), whose sum is σ = 610471118880. Its totient is φ = 518710858272.

The previous prime is 564401401013. The next prime is 564401401037. The reversal of 564401401031 is 130104104465.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-564401401031 is a prime.

It is a super-2 number, since 2×5644014010312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 564401400985 and 564401401003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564401401037) 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, 94790675 + ... + 94796628.

It is an arithmetic number, because the mean of its divisors is an integer number (76308889860).

Almost surely, 2564401401031 is an apocalyptic number.

564401401031 is a deficient number, since it is larger than the sum of its proper divisors (46069717849).

564401401031 is a wasteful number, since it uses less digits than its factorization.

564401401031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189587545.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 564401401031 its reverse (130104104465), we get a palindrome (694505505496).

The spelling of 564401401031 in words is "five hundred sixty-four billion, four hundred one million, four hundred one thousand, thirty-one".

Divisors: 1 13 229 2977 189587303 2464634939 43415492387 564401401031