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119802893 = 7217143821
BaseRepresentation
bin1110010010000…
…00110000001101
322100102121200012
413021000300031
5221132143033
615515443005
72653210400
oct711006015
9270377605
10119802893
1161697761
1234156465
131ba882b2
1411ca7d37
15a7b7248
hex7240c0d

119802893 has 12 divisors (see below), whose sum is σ = 147561372. Its totient is φ = 96647040.

The previous prime is 119802853. The next prime is 119802913. The reversal of 119802893 is 398208911.

It can be written as a sum of positive squares in 2 ways, for example, as 68923204 + 50879689 = 8302^2 + 7133^2 .

It is not a de Polignac number, because 119802893 - 26 = 119802829 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 119802893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119802803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71078 + ... + 72743.

It is an arithmetic number, because the mean of its divisors is an integer number (12296781).

Almost surely, 2119802893 is an apocalyptic number.

It is an amenable number.

119802893 is a deficient number, since it is larger than the sum of its proper divisors (27758479).

119802893 is a wasteful number, since it uses less digits than its factorization.

119802893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143852 (or 143845 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 119802893 is about 10945.4507901685. The cubic root of 119802893 is about 492.9722070551.

The spelling of 119802893 in words is "one hundred nineteen million, eight hundred two thousand, eight hundred ninety-three".

Divisors: 1 7 17 49 119 833 143821 1006747 2444957 7047229 17114699 119802893