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1380882315 = 35596125579
BaseRepresentation
bin101001001001110…
…1001011110001011
310120020101002102110
41102103221132023
510312001213230
6345005033403
746135206651
oct12223513613
93506332373
101380882315
1164952135a
12326555863
13190116b37
14d1576dd1
158136a4b0
hex524e978b

1380882315 has 32 divisors (see below), whose sum is σ = 2283782400. Its totient is φ = 712091520.

The previous prime is 1380882313. The next prime is 1380882329. The reversal of 1380882315 is 5132880831.

It is not a de Polignac number, because 1380882315 - 21 = 1380882313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1380882313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41196 + ... + 66774.

It is an arithmetic number, because the mean of its divisors is an integer number (71368200).

Almost surely, 21380882315 is an apocalyptic number.

1380882315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1380882315 is a deficient number, since it is larger than the sum of its proper divisors (902900085).

1380882315 is a wasteful number, since it uses less digits than its factorization.

1380882315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25707.

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 1380882315 is about 37160.2249051321. The cubic root of 1380882315 is about 1113.5735047155.

The spelling of 1380882315 in words is "one billion, three hundred eighty million, eight hundred eighty-two thousand, three hundred fifteen".

Divisors: 1 3 5 15 59 61 177 183 295 305 885 915 3599 10797 17995 25579 53985 76737 127895 383685 1509161 1560319 4527483 4680957 7545805 7801595 22637415 23404785 92058821 276176463 460294105 1380882315