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1377507130 = 25137750713
BaseRepresentation
bin101001000011011…
…0001011100111010
310120000000121112121
41102012301130322
510310120212010
6344404431454
746064421526
oct12206613472
93500017477
101377507130
1164762654a
123253a858a
1318c50479c
14d0d38d86
1580e003da
hex521b173a

1377507130 has 8 divisors (see below), whose sum is σ = 2479512852. Its totient is φ = 551002848.

The previous prime is 1377507101. The next prime is 1377507133. The reversal of 1377507130 is 317057731.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1262309841 + 115197289 = 35529^2 + 10733^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1377507133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68875347 + ... + 68875366.

Almost surely, 21377507130 is an apocalyptic number.

1377507130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1377507130 is a deficient number, since it is larger than the sum of its proper divisors (1102005722).

1377507130 is a wasteful number, since it uses less digits than its factorization.

1377507130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137750720.

The product of its (nonzero) digits is 15435, while the sum is 34.

The square root of 1377507130 is about 37114.7831732855. The cubic root of 1377507130 is about 1112.6654903414.

The spelling of 1377507130 in words is "one billion, three hundred seventy-seven million, five hundred seven thousand, one hundred thirty".

Divisors: 1 2 5 10 137750713 275501426 688753565 1377507130