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102430411 = 157787829
BaseRepresentation
bin1100001101011…
…11011011001011
321010202000002221
412012233123023
5202210233121
614055234511
72352433636
oct606573313
9233660087
10102430411
1152901536
122a378a37
13182b4b15
14d864c1d
158ed4b41
hex61af6cb

102430411 has 8 divisors (see below), whose sum is σ = 103338320. Its totient is φ = 101526048.

The previous prime is 102430409. The next prime is 102430439. The reversal of 102430411 is 114034201.

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 102430411 - 21 = 102430409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102430441) 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, 123145 + ... + 123973.

It is an arithmetic number, because the mean of its divisors is an integer number (12917290).

Almost surely, 2102430411 is an apocalyptic number.

102430411 is a deficient number, since it is larger than the sum of its proper divisors (907909).

102430411 is an equidigital number, since it uses as much as digits as its factorization.

102430411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1773.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 102430411 is about 10120.7910263971. The cubic root of 102430411 is about 467.8891472297.

Adding to 102430411 its reverse (114034201), we get a palindrome (216464612).

The spelling of 102430411 in words is "one hundred two million, four hundred thirty thousand, four hundred eleven".

Divisors: 1 157 787 829 123559 130153 652423 102430411