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5448448445 = 511472107717
BaseRepresentation
bin1010001001100000…
…01011100110111101
3112001201012212011212
411010300023212331
542124300322240
62300351054205
7252006022226
oct50460134675
915051185155
105448448445
112346563a60
121080811365
1368aa342bb
1439987824d
1521d4da165
hex144c0b9bd

5448448445 has 16 divisors (see below), whose sum is σ = 7284273408. Its totient is φ = 3878197440.

The previous prime is 5448448441. The next prime is 5448448477.

5448448445 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5448448445 - 22 = 5448448441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5448448393 and 5448448402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5448448441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1051274 + ... + 1056443.

It is an arithmetic number, because the mean of its divisors is an integer number (455267088).

Almost surely, 25448448445 is an apocalyptic number.

5448448445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5448448445 is a deficient number, since it is larger than the sum of its proper divisors (1835824963).

5448448445 is a wasteful number, since it uses less digits than its factorization.

5448448445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107780.

The product of its digits is 6553600, while the sum is 50.

The square root of 5448448445 is about 73813.6060967082. The cubic root of 5448448445 is about 1759.6418482875.

The spelling of 5448448445 in words is "five billion, four hundred forty-eight million, four hundred forty-eight thousand, four hundred forty-five".

Divisors: 1 5 11 47 55 235 517 2585 2107717 10538585 23184887 99062699 115924435 495313495 1089689689 5448448445