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79896672 = 25331931157
BaseRepresentation
bin1001100001100…
…10000001100000
312120100011122000
410300302001200
5130423143142
611532244000
71660052622
oct460620140
9176304560
1079896672
1141110609
1222910600
131372534b
14a87ac12
15703314c
hex4c32060

79896672 has 192 divisors, whose sum is σ = 254822400. Its totient is φ = 24261120.

The previous prime is 79896643. The next prime is 79896701. The reversal of 79896672 is 27669897.

It is an interprime number because it is at equal distance from previous prime (79896643) and next prime (79896701).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 508818 + ... + 508974.

It is an arithmetic number, because the mean of its divisors is an integer number (1327200).

Almost surely, 279896672 is an apocalyptic number.

79896672 is a gapful number since it is divisible by the number (72) 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 79896672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127411200).

79896672 is an abundant number, since it is smaller than the sum of its proper divisors (174925728).

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

79896672 is a wasteful number, since it uses less digits than its factorization.

79896672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 212 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 79896672 is about 8938.4938328557. The cubic root of 79896672 is about 430.7013468906.

The spelling of 79896672 in words is "seventy-nine million, eight hundred ninety-six thousand, six hundred seventy-two".