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232880133 = 377626711
BaseRepresentation
bin11011110000101…
…11100000000101
3121020012112111010
431320113200011
5434104131013
635035232433
75525306553
oct1570274005
9536175433
10232880133
1110a500322
1265ba8719
133932a1c5
1422d00bd3
15156a17c3
hexde17805

232880133 has 4 divisors (see below), whose sum is σ = 310506848. Its totient is φ = 155253420.

The previous prime is 232880119. The next prime is 232880171. The reversal of 232880133 is 331088232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 232880133 - 24 = 232880117 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 232880133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232880113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38813353 + ... + 38813358.

It is an arithmetic number, because the mean of its divisors is an integer number (77626712).

Almost surely, 2232880133 is an apocalyptic number.

It is an amenable number.

232880133 is a deficient number, since it is larger than the sum of its proper divisors (77626715).

232880133 is an equidigital number, since it uses as much as digits as its factorization.

232880133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77626714.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 232880133 is about 15260.4106432298. The cubic root of 232880133 is about 615.2394097309.

The spelling of 232880133 in words is "two hundred thirty-two million, eight hundred eighty thousand, one hundred thirty-three".

Divisors: 1 3 77626711 232880133