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1248092093 = 14911237459
BaseRepresentation
bin100101001100100…
…0101111110111101
310012222111122111002
41022121011332331
510024002421333
6323502540045
742633415313
oct11231057675
93188448432
101248092093
11590574076
122a9b97625
1316b762341
14bba8c0b3
157488a0e8
hex4a645fbd

1248092093 has 8 divisors (see below), whose sum is σ = 1257756000. Its totient is φ = 1238445648.

The previous prime is 1248092063. The next prime is 1248092099. The reversal of 1248092093 is 3902908421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1248092093 - 210 = 1248091069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1248092099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163598 + ... + 171056.

It is an arithmetic number, because the mean of its divisors is an integer number (157219500).

Almost surely, 21248092093 is an apocalyptic number.

It is an amenable number.

1248092093 is a deficient number, since it is larger than the sum of its proper divisors (9663907).

1248092093 is a wasteful number, since it uses less digits than its factorization.

1248092093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8731.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 1248092093 is about 35328.3468761277. The cubic root of 1248092093 is about 1076.6690044690.

The spelling of 1248092093 in words is "one billion, two hundred forty-eight million, ninety-two thousand, ninety-three".

Divisors: 1 149 1123 7459 167327 1111391 8376457 1248092093