Search a number
-
+
1293095804 = 2271113322951
BaseRepresentation
bin100110100010011…
…0001001101111100
310100010012001222012
41031010301031330
510122013031204
6332151310352
744021063420
oct11504611574
93303161865
101293095804
11603a12020
1230107b3b8
13177b8b560
14c3a44b80
15787c976e
hex4d13137c

1293095804 has 48 divisors (see below), whose sum is σ = 3038332416. Its totient is φ = 465048000.

The previous prime is 1293095773. The next prime is 1293095809. The reversal of 1293095804 is 4085903921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1293095809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157472 + ... + 165479.

It is an arithmetic number, because the mean of its divisors is an integer number (63298592).

Almost surely, 21293095804 is an apocalyptic number.

1293095804 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1293095804 is an abundant number, since it is smaller than the sum of its proper divisors (1745236612).

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

1293095804 is a wasteful number, since it uses less digits than its factorization.

1293095804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322986 (or 322984 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 1293095804 is about 35959.6413219042. The cubic root of 1293095804 is about 1089.4573524268.

The spelling of 1293095804 in words is "one billion, two hundred ninety-three million, ninety-five thousand, eight hundred four".

Divisors: 1 2 4 7 11 13 14 22 26 28 44 52 77 91 143 154 182 286 308 364 572 1001 2002 4004 322951 645902 1291804 2260657 3552461 4198363 4521314 7104922 8396726 9042628 14209844 16793452 24867227 29388541 46181993 49734454 58777082 92363986 99468908 117554164 184727972 323273951 646547902 1293095804