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1381783295514 = 2319311847211693
BaseRepresentation
bin10100000110111000101…
…100111101011000011010
311220002121212001022210010
4110012320230331120122
5140114343010424024
62534441003302350
7201554610135306
oct24067054753032
94802555038703
101381783295514
11493013713616
121a397051a9b6
13a03bc820bab
144ac430ccd06
1525e23c4cb29
hex141b8b3d61a

1381783295514 has 64 divisors (see below), whose sum is σ = 3004496732160. Its totient is φ = 422046106560.

The previous prime is 1381783295513. The next prime is 1381783295527. The reversal of 1381783295514 is 4155923871831.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (1381783295513) 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, 6421452 + ... + 6633144.

It is an arithmetic number, because the mean of its divisors is an integer number (46945261440).

Almost surely, 21381783295514 is an apocalyptic number.

1381783295514 is an abundant number, since it is smaller than the sum of its proper divisors (1622713436646).

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

1381783295514 is a wasteful number, since it uses less digits than its factorization.

1381783295514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213595.

The product of its digits is 7257600, while the sum is 57.

The spelling of 1381783295514 in words is "one trillion, three hundred eighty-one billion, seven hundred eighty-three million, two hundred ninety-five thousand, five hundred fourteen".

Divisors: 1 2 3 6 19 31 38 57 62 93 114 186 589 1178 1767 1847 3534 3694 5541 11082 35093 57257 70186 105279 114514 171771 210558 211693 343542 423386 635079 1087883 1270158 2175766 3263649 4022167 6527298 6562483 8044334 12066501 13124966 19687449 24133002 39374898 124687177 249374354 374061531 390996971 748123062 781993942 1172990913 2345981826 7428942449 12120906101 14857884898 22286827347 24241812202 36362718303 44573654694 72725436606 230297215919 460594431838 690891647757 1381783295514