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102302032012 = 2261419270623
BaseRepresentation
bin101111101000110101…
…1010010000010001100
3100210001121022200111121
41133101223102002030
53134003310011022
6114555155330324
710251065632045
oct1372153220214
9323047280447
10102302032012
113a4279148a4
12179b08b09a4
13985471676b
144d46a9b8cc
1529db3ad2c7
hex17d1ad208c

102302032012 has 12 divisors (see below), whose sum is σ = 181963450816. Its totient is φ = 50312474640.

The previous prime is 102302031977. The next prime is 102302032043. The reversal of 102302032012 is 210230203201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209635068 + ... + 209635555.

Almost surely, 2102302032012 is an apocalyptic number.

It is an amenable number.

102302032012 is a deficient number, since it is larger than the sum of its proper divisors (79661418804).

102302032012 is a wasteful number, since it uses less digits than its factorization.

102302032012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419270688 (or 419270686 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 102302032012 its reverse (210230203201), we get a palindrome (312532235213).

It can be divided in two parts, 10230203201 and 2, that multiplied together give a palindrome (20460406402).

The spelling of 102302032012 in words is "one hundred two billion, three hundred two million, thirty-two thousand, twelve".

Divisors: 1 2 4 61 122 244 419270623 838541246 1677082492 25575508003 51151016006 102302032012