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102412142074 = 211110914392917
BaseRepresentation
bin101111101100000111…
…1010100010111111010
3100210100021111212010001
41133120033110113322
53134220002021244
6115014131343214
710253603562454
oct1373017242772
9323307455101
10102412142074
113a483a91150
1217a21751b0a
139871489c48
144d575612d4
1529e5dad5d4
hex17d83d45fa

102412142074 has 32 divisors (see below), whose sum is σ = 167908723200. Its totient is φ = 46460744640.

The previous prime is 102412142069. The next prime is 102412142093. The reversal of 102412142074 is 470241214201.

It is a super-2 number, since 2×1024121420742 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35107264 + ... + 35110180.

It is an arithmetic number, because the mean of its divisors is an integer number (5247147600).

Almost surely, 2102412142074 is an apocalyptic number.

102412142074 is a deficient number, since it is larger than the sum of its proper divisors (65496581126).

102412142074 is a wasteful number, since it uses less digits than its factorization.

102412142074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5478.

The product of its (nonzero) digits is 3584, while the sum is 28.

Adding to 102412142074 its reverse (470241214201), we get a palindrome (572653356275).

The spelling of 102412142074 in words is "one hundred two billion, four hundred twelve million, one hundred forty-two thousand, seventy-four".

Divisors: 1 2 11 22 1109 1439 2218 2878 2917 5834 12199 15829 24398 31658 32087 64174 1595851 3191702 3234953 4197563 6469906 8395126 17554361 35108722 35584483 46173193 71168966 92346386 4655097367 9310194734 51206071037 102412142074