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9012030212 = 2231469115493
BaseRepresentation
bin10000110010010100…
…01010101100000100
3212021001201120100202
420121022022230010
5121424034431322
64050131030032
7436216664363
oct103112125404
925231646322
109012030212
113905068759
1218b613b318
13b08102c73
14616c677da
1537b2a6292
hex21928ab04

9012030212 has 24 divisors (see below), whose sum is σ = 16284317952. Its totient is φ = 4359448800.

The previous prime is 9012030211. The next prime is 9012030241. The reversal of 9012030212 is 2120302109.

It is not an unprimeable number, because it can be changed into a prime (9012030211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 573938 + ... + 589430.

It is an arithmetic number, because the mean of its divisors is an integer number (678513248).

Almost surely, 29012030212 is an apocalyptic number.

It is an amenable number.

9012030212 is a deficient number, since it is larger than the sum of its proper divisors (7272287740).

9012030212 is a wasteful number, since it uses less digits than its factorization.

9012030212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20219 (or 20217 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 9012030212 is about 94931.7134154862. The cubic root of 9012030212 is about 2081.0102196419.

The spelling of 9012030212 in words is "nine billion, twelve million, thirty thousand, two hundred twelve".

Divisors: 1 2 4 31 62 124 4691 9382 15493 18764 30986 61972 145421 290842 480283 581684 960566 1921132 72677663 145355326 290710652 2253007553 4506015106 9012030212