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1390530101387 = 7792514520979
BaseRepresentation
bin10100001111000010000…
…011011000000010001011
311220221012102201002202012
4110033002003120002023
5140240301201221022
62542444541530135
7202314426562130
oct24170203300213
94827172632665
101390530101387
114967a1a9a2a9
121a55b187394b
13a11849b097b
144b432a36587
1526286ab3de2
hex143c20d808b

1390530101387 has 8 divisors (see below), whose sum is σ = 1609293427200. Its totient is φ = 1176795817704.

The previous prime is 1390530101383. The next prime is 1390530101393. The reversal of 1390530101387 is 7831010350931.

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 1390530101387 - 22 = 1390530101383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1390530101383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1257259937 + ... + 1257261042.

It is an arithmetic number, because the mean of its divisors is an integer number (201161678400).

Almost surely, 21390530101387 is an apocalyptic number.

1390530101387 is a deficient number, since it is larger than the sum of its proper divisors (218763325813).

1390530101387 is an equidigital number, since it uses as much as digits as its factorization.

1390530101387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514521065.

The product of its (nonzero) digits is 68040, while the sum is 41.

The spelling of 1390530101387 in words is "one trillion, three hundred ninety billion, five hundred thirty million, one hundred one thousand, three hundred eighty-seven".

Divisors: 1 7 79 553 2514520979 17601646853 198647157341 1390530101387