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19096900 = 2252192232
BaseRepresentation
bin100100011011…
…0010101000100
31022221020000121
41020312111010
514342100100
61521151324
7321215044
oct110662504
938836017
1019096900
11a863869
12648b544
133c58354
142771724
151a2351a
hex1236544

19096900 has 81 divisors (see below), whose sum is σ = 45720381. Its totient is φ = 6922080.

The previous prime is 19096879. The next prime is 19096901. The reversal of 19096900 is 969091.

It is a happy number.

The square root of 19096900 is 4370.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 6874884 + 12222016 = 2622^2 + 3496^2 .

It is a super-2 number, since 2×190969002 = 729383179220000, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19096901) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 830289 + ... + 830311.

Almost surely, 219096900 is an apocalyptic number.

19096900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19096900 is the 4370-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19096900

19096900 is an abundant number, since it is smaller than the sum of its proper divisors (26623481).

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

19096900 is a wasteful number, since it uses less digits than its factorization.

19096900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 34.

The cubic root of 19096900 is about 267.2930241620.

The spelling of 19096900 in words is "nineteen million, ninety-six thousand, nine hundred".