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119249420 = 2258371837
BaseRepresentation
bin1110001101110…
…01101000001100
322022101111110012
413012321220030
5221011440140
615455532352
72645413643
oct706715014
9268344405
10119249420
1161349944
1233b2a0b8
131b9233b4
1411ba235a
15a708265
hex71b9a0c

119249420 has 24 divisors (see below), whose sum is σ = 253444464. Its totient is φ = 47124416.

The previous prime is 119249413. The next prime is 119249423. The reversal of 119249420 is 24942911.

It is not an unprimeable number, because it can be changed into a prime (119249423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34259 + ... + 37578.

It is an arithmetic number, because the mean of its divisors is an integer number (10560186).

Almost surely, 2119249420 is an apocalyptic number.

119249420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

119249420 is an abundant number, since it is smaller than the sum of its proper divisors (134195044).

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

119249420 is a wasteful number, since it uses less digits than its factorization.

119249420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71929 (or 71927 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 119249420 is about 10920.1382775128. The cubic root of 119249420 is about 492.2118802301.

The spelling of 119249420 in words is "one hundred nineteen million, two hundred forty-nine thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 83 166 332 415 830 1660 71837 143674 287348 359185 718370 1436740 5962471 11924942 23849884 29812355 59624710 119249420