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2104003231 = 11257744253
BaseRepresentation
bin111110101101000…
…1000101010011111
312102122001102211121
41331122020222133
513302111100411
6544440031411
7103065506131
oct17532105237
95378042747
102104003231
1198a722850
124a8762567
13276b90035
1415d60d051
15c4aa8571
hex7d688a9f

2104003231 has 8 divisors (see below), whose sum is σ = 2304210384. Its totient is φ = 1905285120.

The previous prime is 2104003219. The next prime is 2104003241. The reversal of 2104003231 is 1323004012.

It is a happy number.

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 2104003231 - 27 = 2104003103 is a prime.

It is a super-2 number, since 2×21040032312 = 8853659192116878722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104003241) 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, 369300 + ... + 374953.

It is an arithmetic number, because the mean of its divisors is an integer number (288026298).

Almost surely, 22104003231 is an apocalyptic number.

2104003231 is a deficient number, since it is larger than the sum of its proper divisors (200207153).

2104003231 is a wasteful number, since it uses less digits than its factorization.

2104003231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744521.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2104003231 is about 45869.4149842790. The cubic root of 2104003231 is about 1281.3923713583.

Adding to 2104003231 its reverse (1323004012), we get a palindrome (3427007243).

The spelling of 2104003231 in words is "two billion, one hundred four million, three thousand, two hundred thirty-one".

Divisors: 1 11 257 2827 744253 8186783 191273021 2104003231