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1079887798153 = 31241304947407
BaseRepresentation
bin11111011011011100101…
…01000001111110001001
310211020101020102001111001
433231232111001332021
5120143102234020103
62144032115135001
7141006424555363
oct17555625017611
93736336361431
101079887798153
11386a8356707a
121553582a4461
137aaaa0a7018
143a3a4335d33
151d154e7001d
hexfb6e541f89

1079887798153 has 16 divisors (see below), whose sum is σ = 1119739033600. Its totient is φ = 1040353113600.

The previous prime is 1079887798111. The next prime is 1079887798211. The reversal of 1079887798153 is 3518977889701.

1079887798153 is a nontrivial binomial coefficient, being equal to C(1469618, 2).

It is a cyclic number.

It is not a de Polignac number, because 1079887798153 - 217 = 1079887667081 is a prime.

It is a super-2 number, since 2×10798877981532 (a number of 25 digits) contains 22 as substring.

It is the 1039177-th Hogben number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1079887798853) by changing a digit.

It is a nontrivial repunit in base 1039176.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22755376 + ... + 22802782.

It is an arithmetic number, because the mean of its divisors is an integer number (69983689600).

Almost surely, 21079887798153 is an apocalyptic number.

1079887798153 is the 1469617-th triangular number and also the 734809-th hexagonal number.

1079887798153 is the 489873-rd centered nonagonal number.

It is an amenable number.

1079887798153 is a deficient number, since it is larger than the sum of its proper divisors (39851235447).

1079887798153 is a wasteful number, since it uses less digits than its factorization.

1079887798153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50728.

The product of its (nonzero) digits is 213373440, while the sum is 73.

The spelling of 1079887798153 in words is "one trillion, seventy-nine billion, eight hundred eighty-seven million, seven hundred ninety-eight thousand, one hundred fifty-three".

Divisors: 1 31 241 3049 7471 47407 94519 734809 1469617 11425087 22779079 144543943 354177697 4480862233 34835090263 1079887798153