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102468983 = 280136583
BaseRepresentation
bin1100001101110…
…00110101110111
321010210222000112
412012320311313
5202213001413
614100133235
72352654251
oct606706567
9233728015
10102468983
1152928511
122a39721b
13182c9546
14d874cd1
158ee12a8
hex61b8d77

102468983 has 4 divisors (see below), whose sum is σ = 102508368. Its totient is φ = 102429600.

The previous prime is 102468967. The next prime is 102468991. The reversal of 102468983 is 389864201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102468983 - 24 = 102468967 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102468983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102468913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15491 + ... + 21092.

It is an arithmetic number, because the mean of its divisors is an integer number (25627092).

Almost surely, 2102468983 is an apocalyptic number.

102468983 is a deficient number, since it is larger than the sum of its proper divisors (39385).

102468983 is an equidigital number, since it uses as much as digits as its factorization.

102468983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39384.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 102468983 is about 10122.6964293117. The cubic root of 102468983 is about 467.9478705299.

It can be divided in two parts, 1024 and 68983, that added together give a palindrome (70007).

The spelling of 102468983 in words is "one hundred two million, four hundred sixty-eight thousand, nine hundred eighty-three".

Divisors: 1 2801 36583 102468983