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102034143 = 3215772211
BaseRepresentation
bin1100001010011…
…10101011011111
321002222212112100
412011032223133
5202110043033
614042540143
72346163431
oct605165337
9232885470
10102034143
1152660842
122a207653
13181a6643
14d7a0651
158e57513
hex614eadf

102034143 has 12 divisors (see below), whose sum is σ = 148323448. Its totient is φ = 67588560.

The previous prime is 102034129. The next prime is 102034159. The reversal of 102034143 is 341430201.

It is not a de Polignac number, because 102034143 - 25 = 102034111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102034193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34693 + ... + 37518.

Almost surely, 2102034143 is an apocalyptic number.

102034143 is a deficient number, since it is larger than the sum of its proper divisors (46289305).

102034143 is a wasteful number, since it uses less digits than its factorization.

102034143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72374 (or 72371 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 102034143 is about 10101.1951273104. The cubic root of 102034143 is about 467.2850001307.

Adding to 102034143 its reverse (341430201), we get a palindrome (443464344).

The spelling of 102034143 in words is "one hundred two million, thirty-four thousand, one hundred forty-three".

Divisors: 1 3 9 157 471 1413 72211 216633 649899 11337127 34011381 102034143