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102379 = 372767
BaseRepresentation
bin11000111111101011
312012102211
4120333223
511234004
62105551
7604324
oct307753
9165384
10102379
116aa12
124b2b7
13377a4
142944b
1520504
hex18feb

102379 has 4 divisors (see below), whose sum is σ = 105184. Its totient is φ = 99576.

The previous prime is 102367. The next prime is 102397. The reversal of 102379 is 973201.

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 102379 - 27 = 102251 is a prime.

It is a pancake number, because a pancake can be divided into 102379 parts by 452 straight cuts.

It is a Duffinian number.

It is the 28-th primeval number, because it sets a new record (311) in the number of distinct primes that is it possible to write using its digits.

It is not an unprimeable number, because it can be changed into a prime (102329) 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, 1347 + ... + 1420.

It is an arithmetic number, because the mean of its divisors is an integer number (26296).

2102379 is an apocalyptic number.

102379 is a deficient number, since it is larger than the sum of its proper divisors (2805).

102379 is an equidigital number, since it uses as much as digits as its factorization.

102379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 102379 is about 319.9671858175. The cubic root of 102379 is about 46.7810854484.

The spelling of 102379 in words is "one hundred two thousand, three hundred seventy-nine".

Divisors: 1 37 2767 102379