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102031641412 = 22711476724329
BaseRepresentation
bin101111100000110001…
…1110100101101000100
3100202100202112102022221
41133001203310231010
53132430100011122
6114512300102124
710241303433211
oct1370143645504
9322322472287
10102031641412
113a2a9224398
1217936234944
1398106b4c1c
144d1cbd4b08
1529c279c6c7
hex17c18f4b44

102031641412 has 24 divisors (see below), whose sum is σ = 181089941760. Its totient is φ = 50291814720.

The previous prime is 102031641347. The next prime is 102031641421. The reversal of 102031641412 is 214146130201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4181664 + ... + 4205992.

It is an arithmetic number, because the mean of its divisors is an integer number (7545414240).

Almost surely, 2102031641412 is an apocalyptic number.

It is an amenable number.

102031641412 is a deficient number, since it is larger than the sum of its proper divisors (79058300348).

102031641412 is a wasteful number, since it uses less digits than its factorization.

102031641412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39171 (or 39169 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 102031641412 its reverse (214146130201), we get a palindrome (316177771613).

The spelling of 102031641412 in words is "one hundred two billion, thirty-one million, six hundred forty-one thousand, four hundred twelve".

Divisors: 1 2 4 71 142 284 14767 24329 29534 48658 59068 97316 1048457 1727359 2096914 3454718 4193828 6909436 359266343 718532686 1437065372 25507910353 51015820706 102031641412