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12025898 = 219316471
BaseRepresentation
bin101101111000…
…000000101010
3211121222102122
4231320000222
511034312043
61105431242
7204134633
oct55700052
924558378
1012025898
116874265
12403b522
132650a21
14185088a
1510c8368
hexb7802a

12025898 has 8 divisors (see below), whose sum is σ = 18988320. Its totient is φ = 5696460.

The previous prime is 12025891. The next prime is 12025903. The reversal of 12025898 is 89852021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12025891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158198 + ... + 158273.

It is an arithmetic number, because the mean of its divisors is an integer number (2373540).

Almost surely, 212025898 is an apocalyptic number.

12025898 is a deficient number, since it is larger than the sum of its proper divisors (6962422).

12025898 is a wasteful number, since it uses less digits than its factorization.

12025898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316492.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 12025898 is about 3467.8376547930. The cubic root of 12025898 is about 229.1074291113.

The spelling of 12025898 in words is "twelve million, twenty-five thousand, eight hundred ninety-eight".

Divisors: 1 2 19 38 316471 632942 6012949 12025898