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5749212501 = 32638801389
BaseRepresentation
bin1010101101010111…
…00000010101010101
3112211200011020220100
411112223200111111
543233244300001
62350253324313
7262320333324
oct52653402525
915750136810
105749212501
11249030a49a
121145496699
1370813bab6
143c77aa0bb
15239aea586
hex156ae0555

5749212501 has 6 divisors (see below), whose sum is σ = 8304418070. Its totient is φ = 3832808328.

The previous prime is 5749212493. The next prime is 5749212509. The reversal of 5749212501 is 1052129475.

5749212501 is a `hidden beast` number, since 57 + 4 + 92 + 12 + 501 = 666.

It is an interprime number because it is at equal distance from previous prime (5749212493) and next prime (5749212509).

It can be written as a sum of positive squares in only one way, i.e., 4737018276 + 1012194225 = 68826^2 + 31815^2 .

It is not a de Polignac number, because 5749212501 - 23 = 5749212493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5749212509) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 319400686 + ... + 319400703.

Almost surely, 25749212501 is an apocalyptic number.

It is an amenable number.

5749212501 is a deficient number, since it is larger than the sum of its proper divisors (2555205569).

5749212501 is a wasteful number, since it uses less digits than its factorization.

5749212501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638801395 (or 638801392 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 5749212501 is about 75823.5616480788. The cubic root of 5749212501 is about 1791.4421449155.

The spelling of 5749212501 in words is "five billion, seven hundred forty-nine million, two hundred twelve thousand, five hundred one".

Divisors: 1 3 9 638801389 1916404167 5749212501