Search a number
-
+
30258873215 = 513152738761
BaseRepresentation
bin11100001011100100…
…011100001101111111
32220002210102000122222
4130023210130031333
5443432232420330
621522320355555
72120562115154
oct341344341577
986083360588
1030258873215
111191838833a
125a45775bbb
132b12bc350c
14167099422b
15bc17120e5
hex70b91c37f

30258873215 has 16 divisors (see below), whose sum is σ = 36598944096. Its totient is φ = 24015014400.

The previous prime is 30258873193. The next prime is 30258873233. The reversal of 30258873215 is 51237885203.

It is a de Polignac number, because none of the positive numbers 2k-30258873215 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3449435 + ... + 3458195.

It is an arithmetic number, because the mean of its divisors is an integer number (2287434006).

Almost surely, 230258873215 is an apocalyptic number.

30258873215 is a deficient number, since it is larger than the sum of its proper divisors (6340070881).

30258873215 is a wasteful number, since it uses less digits than its factorization.

30258873215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14170.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 30258873215 in words is "thirty billion, two hundred fifty-eight million, eight hundred seventy-three thousand, two hundred fifteen".

Divisors: 1 5 131 655 5273 8761 26365 43805 690763 1147691 3453815 5738455 46196753 230983765 6051774643 30258873215