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127420714 = 263710357
BaseRepresentation
bin1111001100001…
…00100100101010
322212202122100201
413212010210222
5230104430324
620351022414
73105025651
oct746044452
9285678321
10127420714
1165a20083
123680aa0a
1320524795
1412ccc198
15b2be444
hex798492a

127420714 has 4 divisors (see below), whose sum is σ = 191131074. Its totient is φ = 63710356.

The previous prime is 127420681. The next prime is 127420753. The reversal of 127420714 is 417024721.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 417024721 = 3533118037.

It can be written as a sum of positive squares in only one way, i.e., 125552025 + 1868689 = 11205^2 + 1367^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31855177 + ... + 31855180.

Almost surely, 2127420714 is an apocalyptic number.

127420714 is a deficient number, since it is larger than the sum of its proper divisors (63710360).

127420714 is an equidigital number, since it uses as much as digits as its factorization.

127420714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63710359.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 127420714 is about 11288.0784015704. The cubic root of 127420714 is about 503.2070049272.

It can be divided in two parts, 1 and 27420714, that added together give a triangular number (27420715 = T7405).

The spelling of 127420714 in words is "one hundred twenty-seven million, four hundred twenty thousand, seven hundred fourteen".

Divisors: 1 2 63710357 127420714