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63088140 = 22351051469
BaseRepresentation
bin1111000010101…
…0011000001100
311101201012122210
43300222120030
5112122310030
610132110420
71364145303
oct360523014
9141635583
1063088140
1132680065
1219165410
13100bb77b
14854343a
155812bb0
hex3c2a60c

63088140 has 24 divisors (see below), whose sum is σ = 176646960. Its totient is φ = 16823488.

The previous prime is 63088117. The next prime is 63088141. The reversal of 63088140 is 4188036.

It is a happy number.

It is a super-2 number, since 2×630881402 = 7960226817319200, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 63088098 and 63088107.

It is not an unprimeable number, because it can be changed into a prime (63088141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525675 + ... + 525794.

It is an arithmetic number, because the mean of its divisors is an integer number (7360290).

Almost surely, 263088140 is an apocalyptic number.

63088140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63088140 is an abundant number, since it is smaller than the sum of its proper divisors (113558820).

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

63088140 is a wasteful number, since it uses less digits than its factorization.

63088140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051481 (or 1051479 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 63088140 is about 7942.8042906772. The cubic root of 63088140 is about 398.0911973368.

The spelling of 63088140 in words is "sixty-three million, eighty-eight thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1051469 2102938 3154407 4205876 5257345 6308814 10514690 12617628 15772035 21029380 31544070 63088140