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12029470 = 251963313
BaseRepresentation
bin101101111000…
…111000011110
3211122011022221
4231320320132
511034420340
61105455554
7204151225
oct55707036
924564287
1012029470
116876a12
1240415ba
13265253b
141851cbc
1510c944a
hexb78e1e

12029470 has 16 divisors (see below), whose sum is σ = 22793040. Its totient is φ = 4558464.

The previous prime is 12029447. The next prime is 12029471. The reversal of 12029470 is 7492021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12029471) 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, 31467 + ... + 31846.

It is an arithmetic number, because the mean of its divisors is an integer number (1424565).

Almost surely, 212029470 is an apocalyptic number.

12029470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12029470 is a deficient number, since it is larger than the sum of its proper divisors (10763570).

12029470 is a wasteful number, since it uses less digits than its factorization.

12029470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63339.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 12029470 is about 3468.3526348974. The cubic root of 12029470 is about 229.1301104591.

The spelling of 12029470 in words is "twelve million, twenty-nine thousand, four hundred seventy".

Divisors: 1 2 5 10 19 38 95 190 63313 126626 316565 633130 1202947 2405894 6014735 12029470