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3398993361 = 3513987627
BaseRepresentation
bin1100101010011000…
…1000010111010001
322202212210202100000
43022212020113101
523430120241421
61321140120213
7150141652431
oct31246102721
98685722300
103398993361
111494709025
127aa396069
1342226289a
142435c82c1
1514d609226
hexca9885d1

3398993361 has 12 divisors (see below), whose sum is σ = 5091496592. Its totient is φ = 2265995412.

The previous prime is 3398993333. The next prime is 3398993399. The reversal of 3398993361 is 1633998933.

It is a de Polignac number, because none of the positive numbers 2k-3398993361 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3398993298 and 3398993307.

It is not an unprimeable number, because it can be changed into a prime (3398993321) 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, 6993571 + ... + 6994056.

Almost surely, 23398993361 is an apocalyptic number.

It is an amenable number.

3398993361 is a deficient number, since it is larger than the sum of its proper divisors (1692503231).

3398993361 is an equidigital number, since it uses as much as digits as its factorization.

3398993361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13987642 (or 13987630 counting only the distinct ones).

The product of its digits is 2834352, while the sum is 54.

The square root of 3398993361 is about 58300.8864512367. The cubic root of 3398993361 is about 1503.5461817899.

The spelling of 3398993361 in words is "three billion, three hundred ninety-eight million, nine hundred ninety-three thousand, three hundred sixty-one".

Divisors: 1 3 9 27 81 243 13987627 41962881 125888643 377665929 1132997787 3398993361