Search a number
-
+
10342645231 = 192918770681
BaseRepresentation
bin10011010000111100…
…00011110111101111
3222200210111211000111
421220132003313233
5132140204121411
64430142440451
7514205014432
oct115036036757
928623454014
1010342645231
114428176496
122007893127
13c8a999b29
14701877819
15407ee2721
hex268783def

10342645231 has 8 divisors (see below), whose sum is σ = 11262409200. Its totient is φ = 9460422720.

The previous prime is 10342645153. The next prime is 10342645241. The reversal of 10342645231 is 13254624301.

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

It is a cyclic number.

It is not a de Polignac number, because 10342645231 - 233 = 1752710639 is a prime.

It is a super-2 number, since 2×103426452312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10342645193 and 10342645202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10342645241) 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, 9384790 + ... + 9385891.

It is an arithmetic number, because the mean of its divisors is an integer number (1407801150).

Almost surely, 210342645231 is an apocalyptic number.

10342645231 is a deficient number, since it is larger than the sum of its proper divisors (919763969).

10342645231 is a wasteful number, since it uses less digits than its factorization.

10342645231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18770729.

The product of its (nonzero) digits is 17280, while the sum is 31.

The spelling of 10342645231 in words is "ten billion, three hundred forty-two million, six hundred forty-five thousand, two hundred thirty-one".

Divisors: 1 19 29 551 18770681 356642939 544349749 10342645231