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190926441 = 3221214049
BaseRepresentation
bin10110110000101…
…00111001101001
3111022021001211200
423120110321221
5342334121231
630540114413
74505563566
oct1330247151
9438231750
10190926441
1198855952
1253b35a09
133072b334
141b4dd86d
1511b65be6
hexb614e69

190926441 has 6 divisors (see below), whose sum is σ = 275782650. Its totient is φ = 127284288.

The previous prime is 190926389. The next prime is 190926457. The reversal of 190926441 is 144629091.

It is a happy number.

190926441 is a `hidden beast` number, since 1 + 9 + 0 + 9 + 2 + 644 + 1 = 666.

190926441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 123210000 + 67716441 = 11100^2 + 8229^2 .

It is not a de Polignac number, because 190926441 - 213 = 190918249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 190926396 and 190926405.

It is not an unprimeable number, because it can be changed into a prime (190926341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10607016 + ... + 10607033.

It is an arithmetic number, because the mean of its divisors is an integer number (45963775).

Almost surely, 2190926441 is an apocalyptic number.

It is an amenable number.

190926441 is a deficient number, since it is larger than the sum of its proper divisors (84856209).

190926441 is a wasteful number, since it uses less digits than its factorization.

190926441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21214055 (or 21214052 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 190926441 is about 13817.6134335854. The cubic root of 190926441 is about 575.8225817147.

The spelling of 190926441 in words is "one hundred ninety million, nine hundred twenty-six thousand, four hundred forty-one".

Divisors: 1 3 9 21214049 63642147 190926441