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540120152 = 231113472133
BaseRepresentation
bin100000001100011…
…001010001011000
31101122022221120002
4200030121101120
52101232321102
6125332352132
716245642215
oct4014312130
91348287502
10540120152
1125797a2a0
12130a75648
1387b91530
1451a3ab0c
1532640902
hex20319458

540120152 has 32 divisors (see below), whose sum is σ = 1189777680. Its totient is φ = 226623360.

The previous prime is 540120151. The next prime is 540120181. The reversal of 540120152 is 251021045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540120151) 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, 234923 + ... + 237210.

Almost surely, 2540120152 is an apocalyptic number.

540120152 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

540120152 is an abundant number, since it is smaller than the sum of its proper divisors (649657528).

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

540120152 is a wasteful number, since it uses less digits than its factorization.

540120152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472163 (or 472159 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 540120152 is about 23240.4851928698. The cubic root of 540120152 is about 814.3856772968.

Adding to 540120152 its reverse (251021045), we get a palindrome (791141197).

The spelling of 540120152 in words is "five hundred forty million, one hundred twenty thousand, one hundred fifty-two".

Divisors: 1 2 4 8 11 13 22 26 44 52 88 104 143 286 572 1144 472133 944266 1888532 3777064 5193463 6137729 10386926 12275458 20773852 24550916 41547704 49101832 67515019 135030038 270060076 540120152