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102430041 = 3726111423
BaseRepresentation
bin1100001101011…
…11010101011001
321010201222121020
412012233111121
5202210230131
614055233053
72352432600
oct606572531
9233658536
10102430041
115290122a
122a378789
13182b48bc
14d864a37
158ed4996
hex61af559

102430041 has 24 divisors (see below), whose sum is σ = 161489664. Its totient is φ = 57566880.

The previous prime is 102430039. The next prime is 102430087. The reversal of 102430041 is 140034201.

It is not a de Polignac number, because 102430041 - 21 = 102430039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102430041.

It is not an unprimeable number, because it can be changed into a prime (102430241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3256 + ... + 14678.

It is an arithmetic number, because the mean of its divisors is an integer number (6728736).

Almost surely, 2102430041 is an apocalyptic number.

It is an amenable number.

102430041 is a deficient number, since it is larger than the sum of its proper divisors (59059623).

102430041 is a wasteful number, since it uses less digits than its factorization.

102430041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11501 (or 11494 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 102430041 is about 10120.7727471770. The cubic root of 102430041 is about 467.8885838580. Note that the first 3 decimals are identical.

Adding to 102430041 its reverse (140034201), we get a palindrome (242464242).

The spelling of 102430041 in words is "one hundred two million, four hundred thirty thousand, forty-one".

Divisors: 1 3 7 21 49 61 147 183 427 1281 2989 8967 11423 34269 79961 239883 559727 696803 1679181 2090409 4877621 14632863 34143347 102430041