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5105351144 = 238938918433
BaseRepresentation
bin1001100000100110…
…10111100111101000
3111011210121201011102
410300103113213220
540423432214034
62202333220532
7240341524445
oct46023274750
914153551142
105105351144
11218a923973
12ba5931748
13634926c4a
143660869cc
151ed31697e
hex1304d79e8

5105351144 has 32 divisors (see below), whose sum is σ = 9705501000. Its totient is φ = 2517368832.

The previous prime is 5105351143. The next prime is 5105351159. The reversal of 5105351144 is 4411535015.

It can be written as a sum of positive squares in 4 ways, for example, as 3155068900 + 1950282244 = 56170^2 + 44162^2 .

It is a super-2 number, since 2×51053511442 = 52129220607084217472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5105351143) 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, 267752 + ... + 286184.

Almost surely, 25105351144 is an apocalyptic number.

It is an amenable number.

5105351144 is a deficient number, since it is larger than the sum of its proper divisors (4600149856).

5105351144 is a wasteful number, since it uses less digits than its factorization.

5105351144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18917 (or 18913 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 5105351144 is about 71451.7399648182. The cubic root of 5105351144 is about 1721.9024316977.

Adding to 5105351144 its reverse (4411535015), we get a palindrome (9516886159).

The spelling of 5105351144 in words is "five billion, one hundred five million, three hundred fifty-one thousand, one hundred forty-four".

Divisors: 1 2 4 8 89 178 356 389 712 778 1556 3112 18433 34621 36866 69242 73732 138484 147464 276968 1640537 3281074 6562148 7170437 13124296 14340874 28681748 57363496 638168893 1276337786 2552675572 5105351144