[go: up one dir, main page]

Search a number
-
+
233625421 = 2329418543
BaseRepresentation
bin11011110110011…
…01011101001101
3121021121101211101
431323031131031
5434302003141
635103223101
75534532451
oct1573153515
9537541741
10233625421
1110a96a267
12662a7a91
133952b4c3
1423056661
151579c531
hexdecd74d

233625421 has 16 divisors (see below), whose sum is σ = 258370560. Its totient is φ = 210474880.

The previous prime is 233625409. The next prime is 233625433. The reversal of 233625421 is 124526332.

It is an interprime number because it is at equal distance from previous prime (233625409) and next prime (233625433).

It is a cyclic number.

It is not a de Polignac number, because 233625421 - 213 = 233617229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 233625421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233625481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23076 + ... + 31618.

It is an arithmetic number, because the mean of its divisors is an integer number (16148160).

Almost surely, 2233625421 is an apocalyptic number.

It is an amenable number.

233625421 is a deficient number, since it is larger than the sum of its proper divisors (24745139).

233625421 is a wasteful number, since it uses less digits than its factorization.

233625421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8636.

The product of its digits is 8640, while the sum is 28.

The square root of 233625421 is about 15284.8101394816. The cubic root of 233625421 is about 615.8950292333.

The spelling of 233625421 in words is "two hundred thirty-three million, six hundred twenty-five thousand, four hundred twenty-one".

Divisors: 1 23 29 41 667 943 1189 8543 27347 196489 247747 350263 5698181 8056049 10157627 233625421