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102143343 = 350816701
BaseRepresentation
bin1100001011010…
…01010101101111
321010012102022210
412011221111233
5202122041333
614045141503
72350130001
oct605512557
9233172283
10102143343
1152725895
122a25a893
1318214263
14d7cc371
158e79a63
hex616956f

102143343 has 8 divisors (see below), whose sum is σ = 136238256. Its totient is φ = 68072000.

The previous prime is 102143329. The next prime is 102143381. The reversal of 102143343 is 343341201.

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 102143343 - 25 = 102143311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102143323) 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, 11893 + ... + 18593.

It is an arithmetic number, because the mean of its divisors is an integer number (17029782).

Almost surely, 2102143343 is an apocalyptic number.

102143343 is a deficient number, since it is larger than the sum of its proper divisors (34094913).

102143343 is an equidigital number, since it uses as much as digits as its factorization.

102143343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11785.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 102143343 is about 10106.5989828428. The cubic root of 102143343 is about 467.4516415039.

Adding to 102143343 its reverse (343341201), we get a palindrome (445484544).

The spelling of 102143343 in words is "one hundred two million, one hundred forty-three thousand, three hundred forty-three".

Divisors: 1 3 5081 6701 15243 20103 34047781 102143343