Search a number
-
+
1307421494 = 259310391061
BaseRepresentation
bin100110111101101…
…1010101100110110
310101010010220010022
41031323122230312
510134144441434
6333422325142
744253620321
oct11573325466
93333126108
101307421494
11611007135
12305a297b2
1317ab35cb2
14c58d37b8
1579ba922e
hex4dedab36

1307421494 has 16 divisors (see below), whose sum is σ = 1968183360. Its totient is φ = 651365760.

The previous prime is 1307421491. The next prime is 1307421503. The reversal of 1307421494 is 4941247031.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1307421491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1231724 + ... + 1232784.

It is an arithmetic number, because the mean of its divisors is an integer number (123011460).

Almost surely, 21307421494 is an apocalyptic number.

1307421494 is a deficient number, since it is larger than the sum of its proper divisors (660761866).

1307421494 is a wasteful number, since it uses less digits than its factorization.

1307421494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 1307421494 is about 36158.2838918000. The cubic root of 1307421494 is about 1093.4658063961.

The spelling of 1307421494 in words is "one billion, three hundred seven million, four hundred twenty-one thousand, four hundred ninety-four".

Divisors: 1 2 593 1039 1061 1186 2078 2122 616127 629173 1102379 1232254 1258346 2204758 653710747 1307421494