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215002240341 = 3710238201921
BaseRepresentation
bin1100100000111100100…
…0011101010101010101
3202112221212122110100120
43020033020131111111
512010311033142331
6242434244102153
721350645614020
oct3101710352525
9675855573316
10215002240341
1183200183439
1235803994959
1317375470b75
14a59872a1b7
1558d557c796
hex320f21d555

215002240341 has 8 divisors (see below), whose sum is σ = 327622461504. Its totient is φ = 122858423040.

The previous prime is 215002240331. The next prime is 215002240363. The reversal of 215002240341 is 143042200512.

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

It is not a de Polignac number, because 215002240341 - 219 = 215001716053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215002240331) 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, 5119100940 + ... + 5119100981.

It is an arithmetic number, because the mean of its divisors is an integer number (40952807688).

Almost surely, 2215002240341 is an apocalyptic number.

215002240341 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

215002240341 is a deficient number, since it is larger than the sum of its proper divisors (112620221163).

215002240341 is a wasteful number, since it uses less digits than its factorization.

215002240341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10238201931.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 215002240341 its reverse (143042200512), we get a palindrome (358044440853).

The spelling of 215002240341 in words is "two hundred fifteen billion, two million, two hundred forty thousand, three hundred forty-one".

Divisors: 1 3 7 21 10238201921 30714605763 71667413447 215002240341