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13010174421 = 315745760443
BaseRepresentation
bin11000001110111011…
…11000000111010101
31020120200221100010220
430013131320013111
5203121101040141
65550553104553
7640255441446
oct140735700725
936520840126
1013010174421
1155769a4672
1226310b8159
1312c4524a7a
148b5c572cd
155122b1766
hex3077781d5

13010174421 has 16 divisors (see below), whose sum is σ = 17495878464. Its totient is φ = 8599204224.

The previous prime is 13010174389. The next prime is 13010174459. The reversal of 13010174421 is 12447101031.

It is not a de Polignac number, because 13010174421 - 25 = 13010174389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13010174391 and 13010174400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13010174521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185026 + ... + 245468.

It is an arithmetic number, because the mean of its divisors is an integer number (1093492404).

Almost surely, 213010174421 is an apocalyptic number.

It is an amenable number.

13010174421 is a deficient number, since it is larger than the sum of its proper divisors (4485704043).

13010174421 is a wasteful number, since it uses less digits than its factorization.

13010174421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61060.

The product of its (nonzero) digits is 672, while the sum is 24.

Adding to 13010174421 its reverse (12447101031), we get a palindrome (25457275452).

The spelling of 13010174421 in words is "thirteen billion, ten million, one hundred seventy-four thousand, four hundred twenty-one".

Divisors: 1 3 157 457 471 1371 60443 71749 181329 215247 9489551 27622451 28468653 82867353 4336724807 13010174421