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5212825751 = 727113710937
BaseRepresentation
bin1001101101011010…
…10110100010010111
3111110021211222121102
410312231112202113
541133440411001
62221132540315
7243115200500
oct46655264227
914407758542
105212825751
112235560161
12101592169b
13650c869a3
14376461ba7
15207995e6b
hex136b56897

5212825751 has 24 divisors (see below), whose sum is σ = 6194758176. Its totient is φ = 4372650240.

The previous prime is 5212825747. The next prime is 5212825763. The reversal of 5212825751 is 1575282125.

It is not a de Polignac number, because 5212825751 - 22 = 5212825747 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 (5212825721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 471155 + ... + 482091.

It is an arithmetic number, because the mean of its divisors is an integer number (258114924).

Almost surely, 25212825751 is an apocalyptic number.

5212825751 is a deficient number, since it is larger than the sum of its proper divisors (981932425).

5212825751 is a wasteful number, since it uses less digits than its factorization.

5212825751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11159 (or 11152 counting only the distinct ones).

The product of its digits is 56000, while the sum is 38.

The square root of 5212825751 is about 72199.9013226472. The cubic root of 5212825751 is about 1733.9014216040.

The spelling of 5212825751 in words is "five billion, two hundred twelve million, eight hundred twenty-five thousand, seven hundred fifty-one".

Divisors: 1 7 49 71 137 497 959 3479 6713 9727 10937 68089 76559 476623 535913 776527 1498369 5435689 10488583 38049823 73420081 106384199 744689393 5212825751