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5251210023 = 36726125423
BaseRepresentation
bin1001110001111111…
…10001101100100111
3111112222002002221010
410320333301230213
541223302210043
62225023353303
7244062356133
oct47077615447
914488062833
105251210023
1122551978a4
121026752833
13658c05c87
1437b5b43c3
1520b029133
hex138ff1b27

5251210023 has 8 divisors (see below), whose sum is σ = 7106115328. Its totient is φ = 3448555704.

The previous prime is 5251209989. The next prime is 5251210067. The reversal of 5251210023 is 3200121525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5251210023 - 217 = 5251078951 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 (5251210093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13062511 + ... + 13062912.

It is an arithmetic number, because the mean of its divisors is an integer number (888264416).

Almost surely, 25251210023 is an apocalyptic number.

5251210023 is a deficient number, since it is larger than the sum of its proper divisors (1854905305).

5251210023 is a wasteful number, since it uses less digits than its factorization.

5251210023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26125493.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5251210023 is about 72465.2332018603. The cubic root of 5251210023 is about 1738.1468382874.

Adding to 5251210023 its reverse (3200121525), we get a palindrome (8451331548).

The spelling of 5251210023 in words is "five billion, two hundred fifty-one million, two hundred ten thousand, twenty-three".

Divisors: 1 3 67 201 26125423 78376269 1750403341 5251210023