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2448448401 = 37132188261
BaseRepresentation
bin1001000111110000…
…0101101110010001
320022122012001210010
42101330011232101
520003300322101
61042542425133
7114450316350
oct22174055621
96278161703
102448448401
1110470a3583
12583b921a9
1330034ca49
14193271997
15e4e462d6
hex91f05b91

2448448401 has 16 divisors (see below), whose sum is σ = 3733835648. Its totient is φ = 1398038400.

The previous prime is 2448448369. The next prime is 2448448451. The reversal of 2448448401 is 1048448442.

It is not a de Polignac number, because 2448448401 - 25 = 2448448369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2448448401.

It is not an unprimeable number, because it can be changed into a prime (2448448451) 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, 16390 + ... + 71871.

It is an arithmetic number, because the mean of its divisors is an integer number (233364728).

Almost surely, 22448448401 is an apocalyptic number.

2448448401 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2448448401 is a deficient number, since it is larger than the sum of its proper divisors (1285387247).

2448448401 is a wasteful number, since it uses less digits than its factorization.

2448448401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89592.

The product of its (nonzero) digits is 131072, while the sum is 39.

The square root of 2448448401 is about 49481.7986839605. The cubic root of 2448448401 is about 1347.8151033650.

The spelling of 2448448401 in words is "two billion, four hundred forty-eight million, four hundred forty-eight thousand, four hundred one".

Divisors: 1 3 7 21 1321 3963 9247 27741 88261 264783 617827 1853481 116592781 349778343 816149467 2448448401