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19070092 = 2215131573
BaseRepresentation
bin100100010111…
…1110010001100
31022212212020201
41020233302030
514340220332
61520423244
7321043636
oct110576214
938785221
1019070092
11a845708
126477b24
133c490a2
142765a56
151a1a5e7
hex122fc8c

19070092 has 12 divisors (see below), whose sum is σ = 33594736. Its totient is φ = 9471600.

The previous prime is 19070087. The next prime is 19070099. The reversal of 19070092 is 29007091.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 19070092.

It is not an unprimeable number, because it can be changed into a prime (19070099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15183 + ... + 16390.

Almost surely, 219070092 is an apocalyptic number.

It is an amenable number.

19070092 is a deficient number, since it is larger than the sum of its proper divisors (14524644).

19070092 is a wasteful number, since it uses less digits than its factorization.

19070092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31728 (or 31726 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 19070092 is about 4366.9316459042. The cubic root of 19070092 is about 267.1678913394.

The spelling of 19070092 in words is "nineteen million, seventy thousand, ninety-two".

Divisors: 1 2 4 151 302 604 31573 63146 126292 4767523 9535046 19070092