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232540074 = 232132343207
BaseRepresentation
bin11011101110001…
…00011110101010
3121012120021000100
431313010132222
5434012240244
635024050230
75522362254
oct1567043652
9535507010
10232540074
1110a298888
1265a63976
133923b4a0
1422c52cd4
1515635b69
hexddc47aa

232540074 has 48 divisors (see below), whose sum is σ = 566197632. Its totient is φ = 68438304.

The previous prime is 232540073. The next prime is 232540141. The reversal of 232540074 is 470045232.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (232540073) 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, 16222 + ... + 26985.

It is an arithmetic number, because the mean of its divisors is an integer number (11795784).

Almost surely, 2232540074 is an apocalyptic number.

232540074 is an abundant number, since it is smaller than the sum of its proper divisors (333657558).

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

232540074 is a wasteful number, since it uses less digits than its factorization.

232540074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43251 (or 43248 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 232540074 is about 15249.2647035849. The cubic root of 232540074 is about 614.9397997786.

The spelling of 232540074 in words is "two hundred thirty-two million, five hundred forty thousand, seventy-four".

Divisors: 1 2 3 6 9 13 18 23 26 39 46 69 78 117 138 207 234 299 414 598 897 1794 2691 5382 43207 86414 129621 259242 388863 561691 777726 993761 1123382 1685073 1987522 2981283 3370146 5055219 5962566 8943849 10110438 12918893 17887698 25837786 38756679 77513358 116270037 232540074