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1392481014 = 233744314159
BaseRepresentation
bin101001011111111…
…1001001011110110
310121001012100211220
41102333321023312
510322433343024
6350101411210
746335615261
oct12277711366
93531170756
101392481014
11655023661
1232a409b06
13192648282
14d2d15cd8
15823abe79
hex52ff92f6

1392481014 has 32 divisors (see below), whose sum is σ = 2866890240. Its totient is φ = 450564192.

The previous prime is 1392481003. The next prime is 1392481037. The reversal of 1392481014 is 4101842931.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91267 + ... + 105425.

It is an arithmetic number, because the mean of its divisors is an integer number (89590320).

Almost surely, 21392481014 is an apocalyptic number.

1392481014 is an abundant number, since it is smaller than the sum of its proper divisors (1474409226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1392481014 is a wasteful number, since it uses less digits than its factorization.

1392481014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14644.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 1392481014 is about 37315.9619198005. The cubic root of 1392481014 is about 1116.6826301819.

The spelling of 1392481014 in words is "one billion, three hundred ninety-two million, four hundred eighty-one thousand, fourteen".

Divisors: 1 2 3 6 37 74 111 222 443 886 1329 2658 14159 16391 28318 32782 42477 49173 84954 98346 523883 1047766 1571649 3143298 6272437 12544874 18817311 37634622 232080169 464160338 696240507 1392481014