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102554668 = 2267737871
BaseRepresentation
bin1100001110011…
…01110000101100
321010222022120001
412013031300230
5202223222133
614102034044
72353462126
oct607156054
9233868501
10102554668
1152986927
122a418924
1318329548
14d898216
15900b87d
hex61cdc2c

102554668 has 12 divisors (see below), whose sum is σ = 179740512. Its totient is φ = 51200240.

The previous prime is 102554663. The next prime is 102554671. The reversal of 102554668 is 866455201.

It is not an unprimeable number, because it can be changed into a prime (102554663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16228 + ... + 21643.

It is an arithmetic number, because the mean of its divisors is an integer number (14978376).

Almost surely, 2102554668 is an apocalyptic number.

It is an amenable number.

102554668 is a deficient number, since it is larger than the sum of its proper divisors (77185844).

102554668 is a wasteful number, since it uses less digits than its factorization.

102554668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38552 (or 38550 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 102554668 is about 10126.9278658436. The cubic root of 102554668 is about 468.0782675245.

The spelling of 102554668 in words is "one hundred two million, five hundred fifty-four thousand, six hundred sixty-eight".

Divisors: 1 2 4 677 1354 2708 37871 75742 151484 25638667 51277334 102554668