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102104401 = 723836121
BaseRepresentation
bin1100001010111…
…11110101010001
321010010102220111
412011133311101
5202114320101
614044241321
72346605320
oct605376521
9233112814
10102104401
11526a9603
122a240241
13181cc609
14d7bc0b7
158e6d251
hex615fd51

102104401 has 8 divisors (see below), whose sum is σ = 116758784. Its totient is φ = 87467040.

The previous prime is 102104381. The next prime is 102104411. The reversal of 102104401 is 104401201.

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 102104401 - 25 = 102104369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102104411) 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, 13621 + ... + 19741.

It is an arithmetic number, because the mean of its divisors is an integer number (14594848).

Almost surely, 2102104401 is an apocalyptic number.

It is an amenable number.

102104401 is a deficient number, since it is larger than the sum of its proper divisors (14654383).

102104401 is an equidigital number, since it uses as much as digits as its factorization.

102104401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8511.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 102104401 is about 10104.6722361490. The cubic root of 102104401 is about 467.3922288682.

Adding to 102104401 its reverse (104401201), we get a palindrome (206505602).

The spelling of 102104401 in words is "one hundred two million, one hundred four thousand, four hundred one".

Divisors: 1 7 2383 6121 16681 42847 14586343 102104401