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127120330 = 2512712033
BaseRepresentation
bin1111001001110…
…11001111001010
322212012101022101
413210323033022
5230020322310
620340344014
73102335131
oct744731712
9285171271
10127120330
1165835427
12366a500a
132044ab3c
1412c50918
15b26043a
hex793b3ca

127120330 has 8 divisors (see below), whose sum is σ = 228816612. Its totient is φ = 50848128.

The previous prime is 127120321. The next prime is 127120349. The reversal of 127120330 is 33021721.

It can be written as a sum of positive squares in 2 ways, for example, as 108638929 + 18481401 = 10423^2 + 4299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 127120298 and 127120307.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6356007 + ... + 6356026.

Almost surely, 2127120330 is an apocalyptic number.

127120330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

127120330 is a deficient number, since it is larger than the sum of its proper divisors (101696282).

127120330 is a wasteful number, since it uses less digits than its factorization.

127120330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12712040.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 127120330 is about 11274.7651860249. The cubic root of 127120330 is about 502.8112705582.

The spelling of 127120330 in words is "one hundred twenty-seven million, one hundred twenty thousand, three hundred thirty".

Divisors: 1 2 5 10 12712033 25424066 63560165 127120330