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101270071161 = 3276126351827
BaseRepresentation
bin101111001010000101…
…0101010011101111001
3100200101200111122100100
41132110022222131321
53124400114234121
6114304533030013
710213365254610
oct1362412523571
9320350448310
10101270071161
1139a48351396
1217763185309
13971b998c3c
144c899d0877
15297a9b7026
hex17942aa779

101270071161 has 24 divisors (see below), whose sum is σ = 169916586944. Its totient is φ = 56919944160.

The previous prime is 101270071139. The next prime is 101270071207. The reversal of 101270071161 is 161170072101.

It is not a de Polignac number, because 101270071161 - 210 = 101270070137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101270071361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13172071 + ... + 13179756.

Almost surely, 2101270071161 is an apocalyptic number.

It is an amenable number.

101270071161 is a deficient number, since it is larger than the sum of its proper divisors (68646515783).

101270071161 is a wasteful number, since it uses less digits than its factorization.

101270071161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26351901 (or 26351898 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 27.

The spelling of 101270071161 in words is "one hundred one billion, two hundred seventy million, seventy-one thousand, one hundred sixty-one".

Divisors: 1 3 7 9 21 61 63 183 427 549 1281 3843 26351827 79055481 184462789 237166443 553388367 1607461447 1660165101 4822384341 11252230129 14467153023 33756690387 101270071161