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149161175675 = 5261394724781
BaseRepresentation
bin1000101011101010110…
…0101110101001111011
3112021000022001211012222
42022322230232221323
54420440230110200
6152305041354255
713530232034201
oct2127254565173
9467008054188
10149161175675
1158293660006
1224aa993898b
13110b1854bc5
1473101db071
153d30138d85
hex22bab2ea7b

149161175675 has 24 divisors (see below), whose sum is σ = 188047203792. Its totient is φ = 117338256000.

The previous prime is 149161175641. The next prime is 149161175729. The reversal of 149161175675 is 576571161941.

It is not a de Polignac number, because 149161175675 - 216 = 149161110139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6006785 + ... + 6031565.

It is an arithmetic number, because the mean of its divisors is an integer number (7835300158).

Almost surely, 2149161175675 is an apocalyptic number.

149161175675 is a deficient number, since it is larger than the sum of its proper divisors (38886028117).

149161175675 is a wasteful number, since it uses less digits than its factorization.

149161175675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28799 (or 28794 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 53.

The spelling of 149161175675 in words is "one hundred forty-nine billion, one hundred sixty-one million, one hundred seventy-five thousand, six hundred seventy-five".

Divisors: 1 5 25 61 305 1525 3947 19735 24781 98675 123905 240767 619525 1203835 1511641 6019175 7558205 37791025 97810607 489053035 2445265175 5966447027 29832235135 149161175675