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14538870 = 2325161543
BaseRepresentation
bin110111011101…
…100001110110
31000100122120200
4313131201312
512210220440
61235341330
7234402243
oct67354166
930318520
1014538870
1182302a5
124a51846
1330207a8
141d065ca
151422c30
hexddd876

14538870 has 24 divisors (see below), whose sum is σ = 37801296. Its totient is φ = 3877008.

The previous prime is 14538847. The next prime is 14538911. The reversal of 14538870 is 7883541.

It is a super-2 number, since 2×145388702 = 422757481753800, which contains 22 as substring.

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80682 + ... + 80861.

It is an arithmetic number, because the mean of its divisors is an integer number (1575054).

Almost surely, 214538870 is an apocalyptic number.

14538870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14538870 is an abundant number, since it is smaller than the sum of its proper divisors (23262426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14538870 is a wasteful number, since it uses less digits than its factorization.

14538870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161556 (or 161553 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 14538870 is about 3812.9870180739. The cubic root of 14538870 is about 244.0676489842.

The spelling of 14538870 in words is "fourteen million, five hundred thirty-eight thousand, eight hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 161543 323086 484629 807715 969258 1453887 1615430 2423145 2907774 4846290 7269435 14538870