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192280972 = 2213311011181
BaseRepresentation
bin10110111010111…
…11100110001100
3111101210212220111
423131133212030
5343210442342
631025125404
74523234632
oct1335374614
9441725814
10192280972
11995a05a4
1254489864
1330ab3a30
141b773352
1511d32217
hexb75f98c

192280972 has 48 divisors (see below), whose sum is σ = 378088704. Its totient is φ = 84960000.

The previous prime is 192280919. The next prime is 192280981. The reversal of 192280972 is 279082291.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162222 + ... + 163402.

It is an arithmetic number, because the mean of its divisors is an integer number (7876848).

Almost surely, 2192280972 is an apocalyptic number.

It is an amenable number.

192280972 is a deficient number, since it is larger than the sum of its proper divisors (185807732).

192280972 is a wasteful number, since it uses less digits than its factorization.

192280972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330 (or 1328 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 192280972 is about 13866.5414577680. The cubic root of 192280972 is about 577.1811018975.

The spelling of 192280972 in words is "one hundred ninety-two million, two hundred eighty thousand, nine hundred seventy-two".

Divisors: 1 2 4 13 26 31 52 62 101 124 202 403 404 806 1181 1313 1612 2362 2626 3131 4724 5252 6262 12524 15353 30706 36611 40703 61412 73222 81406 119281 146444 162812 238562 475943 477124 951886 1550653 1903772 3101306 3697711 6202612 7395422 14790844 48070243 96140486 192280972