Search a number
-
+
30341138275 = 527238838537
BaseRepresentation
bin11100010000011110…
…010000011101100011
32220022112012112010001
4130100132100131203
5444114312411100
621534415520431
72122611264040
oct342036203543
986275175101
1030341138275
111195a866298
125a69229117
132b26c67876
14167b88a1c7
15bc8a61d6a
hex710790763

30341138275 has 48 divisors (see below), whose sum is σ = 44923267584. Its totient is φ = 19875905280.

The previous prime is 30341138273. The next prime is 30341138299. The reversal of 30341138275 is 57283114303.

It is not a de Polignac number, because 30341138275 - 21 = 30341138273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30341138273) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3549807 + ... + 3558343.

It is an arithmetic number, because the mean of its divisors is an integer number (935901408).

Almost surely, 230341138275 is an apocalyptic number.

30341138275 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

30341138275 is a deficient number, since it is larger than the sum of its proper divisors (14582129309).

30341138275 is a wasteful number, since it uses less digits than its factorization.

30341138275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9460 (or 9455 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 30341138275 in words is "thirty billion, three hundred forty-one million, one hundred thirty-eight thousand, two hundred seventy-five".

Divisors: 1 5 7 23 25 35 115 161 175 575 805 883 4025 4415 6181 8537 20309 22075 30905 42685 59759 101545 142163 154525 196351 213425 298795 507725 710815 981755 1374457 1493975 3554075 4908775 6872285 7538171 34361425 37690855 52767197 173377933 188454275 263835985 866889665 1213645531 1319179925 4334448325 6068227655 30341138275