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5201213472 = 253471322051
BaseRepresentation
bin1001101100000010…
…00011100000100000
3111102111000000120000
410312001003200200
541123002312342
62220040020000
7242614404450
oct46601034040
914374000500
105201213472
112229a49734
121011a61600
1364b74c310
14374abbd60
1520695044c
hex136043820

5201213472 has 240 divisors, whose sum is σ = 18827468352. Its totient is φ = 1371686400.

The previous prime is 5201213471. The next prime is 5201213473. The reversal of 5201213472 is 2743121025.

5201213472 is a `hidden beast` number, since 520 + 1 + 2 + 134 + 7 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (5201213471) and next prime (5201213473).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5201213471) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 224847 + ... + 246897.

Almost surely, 25201213472 is an apocalyptic number.

5201213472 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5201213472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9413734176).

5201213472 is an abundant number, since it is smaller than the sum of its proper divisors (13626254880).

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

5201213472 is a wasteful number, since it uses less digits than its factorization.

5201213472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22093 (or 22076 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 5201213472 is about 72119.4389329257. The cubic root of 5201213472 is about 1732.6129639054.

Adding to 5201213472 its reverse (2743121025), we get a palindrome (7944334497).

The spelling of 5201213472 in words is "five billion, two hundred one million, two hundred thirteen thousand, four hundred seventy-two".