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120121054 = 260060527
BaseRepresentation
bin1110010100011…
…10011011011110
322101000210002221
413022032123132
5221222333204
615530335554
72656004104
oct712163336
9271023087
10120121054
11618947a9
123428a5ba
131bb6a061
1411d4bc74
15a82b654
hex728e6de

120121054 has 4 divisors (see below), whose sum is σ = 180181584. Its totient is φ = 60060526.

The previous prime is 120121039. The next prime is 120121061. The reversal of 120121054 is 450121021.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1201210542 = 28858135228141832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30030262 + ... + 30030265.

It is an arithmetic number, because the mean of its divisors is an integer number (45045396).

Almost surely, 2120121054 is an apocalyptic number.

120121054 is a deficient number, since it is larger than the sum of its proper divisors (60060530).

120121054 is an equidigital number, since it uses as much as digits as its factorization.

120121054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60060529.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 120121054 is about 10959.9750912126. The cubic root of 120121054 is about 493.4082173681.

Adding to 120121054 its reverse (450121021), we get a palindrome (570242075).

The spelling of 120121054 in words is "one hundred twenty million, one hundred twenty-one thousand, fifty-four".

Divisors: 1 2 60060527 120121054