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5031513400 = 235225157567
BaseRepresentation
bin1001010111110011…
…01100110100111000
3110222122200100211011
410223321230310320
540301031412100
62151134443304
7235454105164
oct45371546470
913878610734
105031513400
112152181541
12b85063534
13622543684
1435a345ca4
151e6acdbba
hex12be6cd38

5031513400 has 24 divisors (see below), whose sum is σ = 11698269120. Its totient is φ = 2012605280.

The previous prime is 5031513391. The next prime is 5031513407. The reversal of 5031513400 is 43151305.

It is a happy number.

It is a super-2 number, since 2×50315134002 = 50632254188759120000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5031513407) 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, 12578584 + ... + 12578983.

It is an arithmetic number, because the mean of its divisors is an integer number (487427880).

Almost surely, 25031513400 is an apocalyptic number.

5031513400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5031513400 is an abundant number, since it is smaller than the sum of its proper divisors (6666755720).

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

5031513400 is a wasteful number, since it uses less digits than its factorization.

5031513400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25157583 (or 25157574 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 5031513400 is about 70933.1614972856. The cubic root of 5031513400 is about 1713.5609026488.

Adding to 5031513400 its reverse (43151305), we get a palindrome (5074664705).

The spelling of 5031513400 in words is "five billion, thirty-one million, five hundred thirteen thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 25157567 50315134 100630268 125787835 201260536 251575670 503151340 628939175 1006302680 1257878350 2515756700 5031513400