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52316928 = 2835292
BaseRepresentation
bin1100011110010…
…0101100000000
310122102222100000
43013210230000
5101343120203
65105200000
71203454326
oct307445400
9118388300
1052316928
1127593534
1215630000
13aab9b81
146d3bd16
1548d64a3
hex31e4b00

52316928 has 162 divisors, whose sum is σ = 162009484. Its totient is φ = 16837632.

The previous prime is 52316921. The next prime is 52316941. The reversal of 52316928 is 82961325.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a tau number, because it is divible by the number of its divisors (162).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 52316892 and 52316901.

It is not an unprimeable number, because it can be changed into a prime (52316921) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1804018 + ... + 1804046.

Almost surely, 252316928 is an apocalyptic number.

52316928 is a gapful number since it is divisible by the number (58) 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 52316928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81004742).

52316928 is an abundant number, since it is smaller than the sum of its proper divisors (109692556).

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

52316928 is an frugal number, since it uses more digits than its factorization.

52316928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 34 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 52316928 is about 7233.0441724076. The cubic root of 52316928 is about 374.0078734747.

The spelling of 52316928 in words is "fifty-two million, three hundred sixteen thousand, nine hundred twenty-eight".