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232513001 = 771467833
BaseRepresentation
bin11011101101111…
…01110111101001
3121012111212212122
431312331313221
5434010404001
635023321025
75522220320
oct1566756751
9535455778
10232513001
1110a27a506
1265a50175
133922c076
1422c470b7
151562cb1b
hexddbdde9

232513001 has 8 divisors (see below), whose sum is σ = 269472384. Its totient is φ = 196489440.

The previous prime is 232512991. The next prime is 232513019. The reversal of 232513001 is 100315232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 232513001 - 210 = 232511977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232513031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233420 + ... + 234413.

It is an arithmetic number, because the mean of its divisors is an integer number (33684048).

Almost surely, 2232513001 is an apocalyptic number.

It is an amenable number.

232513001 is a deficient number, since it is larger than the sum of its proper divisors (36959383).

232513001 is an equidigital number, since it uses as much as digits as its factorization.

232513001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467911.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 232513001 is about 15248.3769956019. The cubic root of 232513001 is about 614.9159344852.

Adding to 232513001 its reverse (100315232), we get a palindrome (332828233).

The spelling of 232513001 in words is "two hundred thirty-two million, five hundred thirteen thousand, one".

Divisors: 1 7 71 497 467833 3274831 33216143 232513001