Search a number
-
+
193253007 = 3643100183
BaseRepresentation
bin10111000010011…
…00111010001111
3111110122021021210
423201030322033
5343433044012
631102025503
74534423563
oct1341147217
9443567253
10193253007
119a0a4932
1254878293
13310642bc
141b9476a3
1511e7523c
hexb84ce8f

193253007 has 8 divisors (see below), whose sum is σ = 258073984. Its totient is φ = 128633688.

The previous prime is 193252993. The next prime is 193253017. The reversal of 193253007 is 700352391.

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

It is not a de Polignac number, because 193253007 - 215 = 193220239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193253017) 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, 48163 + ... + 52020.

It is an arithmetic number, because the mean of its divisors is an integer number (32259248).

Almost surely, 2193253007 is an apocalyptic number.

193253007 is a deficient number, since it is larger than the sum of its proper divisors (64820977).

193253007 is a wasteful number, since it uses less digits than its factorization.

193253007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100829.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 193253007 is about 13901.5469283098. The cubic root of 193253007 is about 578.1520724288.

The spelling of 193253007 in words is "one hundred ninety-three million, two hundred fifty-three thousand, seven".

Divisors: 1 3 643 1929 100183 300549 64417669 193253007