Search a number
-
+
88441920 = 26325741107
BaseRepresentation
bin1010100010110…
…00010001000000
320011102022111200
411101120101000
5140120120140
612435341200
72122513110
oct521302100
9204368450
1088441920
1145a177a6
1225751800
13154279c8
14ba63040
157b70030
hex5458440

88441920 has 336 divisors, whose sum is σ = 359468928. Its totient is φ = 19537920.

The previous prime is 88441919. The next prime is 88441933. The reversal of 88441920 is 2914488.

It is a tau number, because it is divible by the number of its divisors (336).

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 826507 + ... + 826613.

It is an arithmetic number, because the mean of its divisors is an integer number (1069848).

Almost surely, 288441920 is an apocalyptic number.

88441920 is a gapful number since it is divisible by the number (80) 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 88441920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179734464).

88441920 is an abundant number, since it is smaller than the sum of its proper divisors (271027008).

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

88441920 is a wasteful number, since it uses less digits than its factorization.

88441920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 88441920 is about 9404.3564373114. The cubic root of 88441920 is about 445.5393368055.

The spelling of 88441920 in words is "eighty-eight million, four hundred forty-one thousand, nine hundred twenty".