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5211053544 = 2331911427749
BaseRepresentation
bin1001101101001101…
…00101110111101000
3111110011111221121010
410312212211313220
541133012203134
62221030543520
7243064136634
oct46646456750
914404457533
105211053544
11223455a724
121015207ba0
136507b6148
1437611ddc4
15207745ce9
hex1369a5de8

5211053544 has 32 divisors (see below), whose sum is σ = 13713300000. Its totient is φ = 1645595712.

The previous prime is 5211053521. The next prime is 5211053567. The reversal of 5211053544 is 4453501125.

It is an interprime number because it is at equal distance from previous prime (5211053521) and next prime (5211053567).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5713419 + ... + 5714330.

It is an arithmetic number, because the mean of its divisors is an integer number (428540625).

Almost surely, 25211053544 is an apocalyptic number.

It is an amenable number.

5211053544 is an abundant number, since it is smaller than the sum of its proper divisors (8502246456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5211053544 is a wasteful number, since it uses less digits than its factorization.

5211053544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11427777 (or 11427773 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 5211053544 is about 72187.6273609266. The cubic root of 5211053544 is about 1733.7049075524.

Adding to 5211053544 its reverse (4453501125), we get a palindrome (9664554669).

The spelling of 5211053544 in words is "five billion, two hundred eleven million, fifty-three thousand, five hundred forty-four".

Divisors: 1 2 3 4 6 8 12 19 24 38 57 76 114 152 228 456 11427749 22855498 34283247 45710996 68566494 91421992 137132988 217127231 274265976 434254462 651381693 868508924 1302763386 1737017848 2605526772 5211053544