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14542680 = 2335121189
BaseRepresentation
bin110111011110…
…011101011000
31000100211210210
4313132131120
512210331210
61235411120
7234416325
oct67363530
930324723
1014542680
118233149
124a53aa0
133022449
141d07b4c
151423e20
hexdde758

14542680 has 32 divisors (see below), whose sum is σ = 43628400. Its totient is φ = 3878016.

The previous prime is 14542651. The next prime is 14542681. The reversal of 14542680 is 8624541.

It is a super-2 number, since 2×145426802 = 422979083164800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14542681) 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, 60475 + ... + 60714.

Almost surely, 214542680 is an apocalyptic number.

14542680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14542680 is an abundant number, since it is smaller than the sum of its proper divisors (29085720).

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

14542680 is a wasteful number, since it uses less digits than its factorization.

14542680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121203 (or 121199 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 14542680 is about 3813.4865936568. The cubic root of 14542680 is about 244.0889669300.

The spelling of 14542680 in words is "fourteen million, five hundred forty-two thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 121189 242378 363567 484756 605945 727134 969512 1211890 1454268 1817835 2423780 2908536 3635670 4847560 7271340 14542680