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3112069989 = 37797192609
BaseRepresentation
bin1011100101111110…
…0110101101100101
322000212220112110110
42321133212231211
522333142214424
61232450243233
7140056105230
oct27137465545
98025815413
103112069989
111357756276
1272a286519
133a7992b42
1421745a417
1513332ec29
hexb97e6b65

3112069989 has 32 divisors (see below), whose sum is σ = 4810752000. Its totient is φ = 1752701184.

The previous prime is 3112069967. The next prime is 3112069999. The reversal of 3112069989 is 9899602113.

It is not a de Polignac number, because 3112069989 - 216 = 3112004453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112069999) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1191517 + ... + 1194125.

It is an arithmetic number, because the mean of its divisors is an integer number (150336000).

Almost surely, 23112069989 is an apocalyptic number.

It is an amenable number.

3112069989 is a deficient number, since it is larger than the sum of its proper divisors (1698682011).

3112069989 is a wasteful number, since it uses less digits than its factorization.

3112069989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3417.

The product of its (nonzero) digits is 209952, while the sum is 48.

The square root of 3112069989 is about 55785.9300272031. The cubic root of 3112069989 is about 1459.9896773211.

The spelling of 3112069989 in words is "three billion, one hundred twelve million, sixty-nine thousand, nine hundred eighty-nine".

Divisors: 1 3 7 21 79 237 553 719 1659 2157 2609 5033 7827 15099 18263 54789 56801 170403 206111 397607 618333 1192821 1442777 1875871 4328331 5627613 13131097 39393291 148193809 444581427 1037356663 3112069989