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70112575 = 52132943173
BaseRepresentation
bin1000010110111…
…01010100111111
311212221002101001
410023131110333
5120422100300
610542431131
71510642561
oct413352477
9155832331
1070112575
1136638685
121b5924a7
13116aab40
149451331
15624e16a
hex42dd53f

70112575 has 48 divisors (see below), whose sum is σ = 99681120. Its totient is φ = 48545280.

The previous prime is 70112551. The next prime is 70112597. The reversal of 70112575 is 57521107.

It is not a de Polignac number, because 70112575 - 219 = 69588287 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 405189 + ... + 405361.

It is an arithmetic number, because the mean of its divisors is an integer number (2076690).

Almost surely, 270112575 is an apocalyptic number.

70112575 is a deficient number, since it is larger than the sum of its proper divisors (29568545).

70112575 is a wasteful number, since it uses less digits than its factorization.

70112575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 2450, while the sum is 28.

The square root of 70112575 is about 8373.3252056755. The cubic root of 70112575 is about 412.3493419819.

The spelling of 70112575 in words is "seventy million, one hundred twelve thousand, five hundred seventy-five".

Divisors: 1 5 13 25 29 43 65 145 173 215 325 377 559 725 865 1075 1247 1885 2249 2795 4325 5017 6235 7439 9425 11245 13975 16211 25085 31175 37195 56225 65221 81055 96707 125425 185975 215731 326105 405275 483535 1078655 1630525 2417675 2804503 5393275 14022515 70112575