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85238004115 = 5112831697461
BaseRepresentation
bin100111101100010010…
…1001011100110010011
322011000101100020211101
41033120211023212103
52344031412112430
6103054030125231
76105164036425
oct1173045134623
9264011306741
1085238004115
11331706a4100
121462a050817
138065395c34
1441a86b2815
15233d289dca
hex13d894b993

85238004115 has 24 divisors (see below), whose sum is σ = 113784272784. Its totient is φ = 61244356800.

The previous prime is 85238004101. The next prime is 85238004119. The reversal of 85238004115 is 51140083258.

It is not a de Polignac number, because 85238004115 - 213 = 85237995923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85238004119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 798516 + ... + 898945.

It is an arithmetic number, because the mean of its divisors is an integer number (4741011366).

Almost surely, 285238004115 is an apocalyptic number.

85238004115 is a deficient number, since it is larger than the sum of its proper divisors (28546268669).

85238004115 is a wasteful number, since it uses less digits than its factorization.

85238004115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1697571 (or 1697560 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 37.

The spelling of 85238004115 in words is "eighty-five billion, two hundred thirty-eight million, four thousand, one hundred fifteen".