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1377623023 = 71391415851
BaseRepresentation
bin101001000011100…
…1101101111101111
310120000020111111221
41102013031233233
510310132414043
6344411124211
746065413440
oct12207155757
93500214457
101377623023
116476a5627
12325443667
1318c54546a
14d0d692c7
1580e248ed
hex521cdbef

1377623023 has 8 divisors (see below), whose sum is σ = 1585754240. Its totient is φ = 1172323800.

The previous prime is 1377623021. The next prime is 1377623029. The reversal of 1377623023 is 3203267731.

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

It is a cyclic number.

It is not a de Polignac number, because 1377623023 - 21 = 1377623021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1377623023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1377623021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 706953 + ... + 708898.

It is an arithmetic number, because the mean of its divisors is an integer number (198219280).

Almost surely, 21377623023 is an apocalyptic number.

1377623023 is a deficient number, since it is larger than the sum of its proper divisors (208131217).

1377623023 is a wasteful number, since it uses less digits than its factorization.

1377623023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415997.

The product of its (nonzero) digits is 31752, while the sum is 34.

The square root of 1377623023 is about 37116.3444185981. The cubic root of 1377623023 is about 1112.6966932109.

The spelling of 1377623023 in words is "one billion, three hundred seventy-seven million, six hundred twenty-three thousand, twenty-three".

Divisors: 1 7 139 973 1415851 9910957 196803289 1377623023