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80054100 = 223252797131
BaseRepresentation
bin1001100010110…
…00011101010100
312120122011120200
410301120131110
5130443212400
611535500500
71661306610
oct461303524
9176564520
1080054100
1141208915
1222987730
131377bbb9
14a8bc340
157064b00
hex4c58754

80054100 has 216 divisors, whose sum is σ = 291939648. Its totient is φ = 17971200.

The previous prime is 80053999. The next prime is 80054129. The reversal of 80054100 is 145008.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 611035 + ... + 611165.

Almost surely, 280054100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80054100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145969824).

80054100 is an abundant number, since it is smaller than the sum of its proper divisors (211885548).

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

80054100 is a wasteful number, since it uses less digits than its factorization.

80054100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 80054100 is about 8947.2956808189. The cubic root of 80054100 is about 430.9840452174.

Adding to 80054100 its reverse (145008), we get a palindrome (80199108).

The spelling of 80054100 in words is "eighty million, fifty-four thousand, one hundred".