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19097036 = 227682037
BaseRepresentation
bin100100011011…
…0010111001100
31022221020012122
41020312113030
514342101121
61521152112
7321215330
oct110662714
938836178
1019097036
11a863982
12648b638
133c5842a
1427717c0
151a235ab
hex12365cc

19097036 has 12 divisors (see below), whose sum is σ = 38194128. Its totient is φ = 8184432.

The previous prime is 19097027. The next prime is 19097053. The reversal of 19097036 is 63079091.

19097036 is an admirable number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 19096987 and 19097005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340991 + ... + 341046.

It is an arithmetic number, because the mean of its divisors is an integer number (3182844).

Almost surely, 219097036 is an apocalyptic number.

It is an amenable number.

19097036 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

19097036 is a wasteful number, since it uses less digits than its factorization.

19097036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682048 (or 682046 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 35.

The square root of 19097036 is about 4370.0155606130. The cubic root of 19097036 is about 267.2936586762.

The spelling of 19097036 in words is "nineteen million, ninety-seven thousand, thirty-six".

Divisors: 1 2 4 7 14 28 682037 1364074 2728148 4774259 9548518 19097036