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141102993 = 347034331
BaseRepresentation
bin10000110100100…
…00111110010001
3100211111202220210
420122100332101
5242110243433
622000154333
73332232663
oct1032207621
9324452823
10141102993
1172715849
123b3089a9
13233053c5
1414a50533
15c5c3463
hex8690f91

141102993 has 4 divisors (see below), whose sum is σ = 188137328. Its totient is φ = 94068660.

The previous prime is 141102991. The next prime is 141103037. The reversal of 141102993 is 399201141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 141102993 - 21 = 141102991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 141102993.

It is not an unprimeable number, because it can be changed into a prime (141102991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23517163 + ... + 23517168.

It is an arithmetic number, because the mean of its divisors is an integer number (47034332).

Almost surely, 2141102993 is an apocalyptic number.

It is an amenable number.

141102993 is a deficient number, since it is larger than the sum of its proper divisors (47034335).

141102993 is an equidigital number, since it uses as much as digits as its factorization.

141102993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47034334.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 141102993 is about 11878.6780830192. The cubic root of 141102993 is about 520.6094838259.

The spelling of 141102993 in words is "one hundred forty-one million, one hundred two thousand, nine hundred ninety-three".

Divisors: 1 3 47034331 141102993