Search a number
-
+
67103901045 = 32523597391487
BaseRepresentation
bin111110011111101101…
…000100010101110101
320102012120211100222100
4332133231010111311
52044412044313140
650454353252313
74563616514316
oct763755042565
9212176740870
1067103901045
1126505448065
1211008b64099
13643544142c
14336813860d
151b2b242530
hexf9fb44575

67103901045 has 96 divisors (see below), whose sum is σ = 123677798400. Its totient is φ = 33584360832.

The previous prime is 67103901043. The next prime is 67103901097. The reversal of 67103901045 is 54010930176.

It is not a de Polignac number, because 67103901045 - 21 = 67103901043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67103901043) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 45126292 + ... + 45127778.

It is an arithmetic number, because the mean of its divisors is an integer number (1288310400).

Almost surely, 267103901045 is an apocalyptic number.

It is an amenable number.

67103901045 is a deficient number, since it is larger than the sum of its proper divisors (56573897355).

67103901045 is a wasteful number, since it uses less digits than its factorization.

67103901045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319 (or 2316 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The spelling of 67103901045 in words is "sixty-seven billion, one hundred three million, nine hundred one thousand, forty-five".

Divisors: 1 3 5 9 15 23 45 59 69 115 177 207 295 345 531 739 885 1035 1357 1487 2217 2655 3695 4071 4461 6651 6785 7435 11085 12213 13383 16997 20355 22305 33255 34201 43601 50991 61065 66915 84985 87733 102603 130803 152973 171005 218005 254955 263199 307809 392409 438665 513015 654015 764865 789597 1002823 1098893 1315995 1539045 1962045 2017859 3008469 3296679 3947985 5014115 5494465 6053577 9025407 9890037 10089295 15042345 16483395 18160731 25274539 30267885 45127035 49450185 64834687 75823617 90803655 126372695 194504061 227470851 324173435 379118085 583512183 972520305 1137354255 1491197801 2917560915 4473593403 7455989005 13420780209 22367967015 67103901045