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3421631030053 = 19180085843687
BaseRepresentation
bin110001110010101001000…
…110100010001100100101
3110010002211100102211022011
4301302221012202030211
5422030000020430203
611135513043434221
7502130130610465
oct61625106421445
913102740384264
103421631030053
1110aa118573115
12473175385971
131ba8737246c2
14bb871c31ba5
155e01018676d
hex31ca91a2325

3421631030053 has 4 divisors (see below), whose sum is σ = 3601716873760. Its totient is φ = 3241545186348.

The previous prime is 3421631030023. The next prime is 3421631030057. The reversal of 3421631030053 is 3500301361243.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3421631030053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3421631029997 and 3421631030024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421631030057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90042921825 + ... + 90042921862.

It is an arithmetic number, because the mean of its divisors is an integer number (900429218440).

Almost surely, 23421631030053 is an apocalyptic number.

It is an amenable number.

3421631030053 is a deficient number, since it is larger than the sum of its proper divisors (180085843707).

3421631030053 is a wasteful number, since it uses less digits than its factorization.

3421631030053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180085843706.

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 3421631030053 its reverse (3500301361243), we get a palindrome (6921932391296).

The spelling of 3421631030053 in words is "three trillion, four hundred twenty-one billion, six hundred thirty-one million, thirty thousand, fifty-three".

Divisors: 1 19 180085843687 3421631030053