Search a number
-
+
75295230 = 2352509841
BaseRepresentation
bin1000111110011…
…10100111111110
312020200101122020
410133032213332
5123233421410
611245501010
71602666423
oct437164776
9166611566
1075295230
113955846a
1221271766
13127a3aba
149dddd4a
156924a70
hex47ce9fe

75295230 has 16 divisors (see below), whose sum is σ = 180708624. Its totient is φ = 20078720.

The previous prime is 75295211. The next prime is 75295243. The reversal of 75295230 is 3259257.

It is a junction number, because it is equal to n+sod(n) for n = 75295191 and 75295200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1254891 + ... + 1254950.

It is an arithmetic number, because the mean of its divisors is an integer number (11294289).

Almost surely, 275295230 is an apocalyptic number.

75295230 is an abundant number, since it is smaller than the sum of its proper divisors (105413394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75295230 is a wasteful number, since it uses less digits than its factorization.

75295230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2509851.

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 75295230 is about 8677.2824086807. The cubic root of 75295230 is about 422.2689562254.

The spelling of 75295230 in words is "seventy-five million, two hundred ninety-five thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 2509841 5019682 7529523 12549205 15059046 25098410 37647615 75295230