Search a number
-
+
1294051928840 = 235112267366101
BaseRepresentation
bin10010110101001011100…
…000010110101100001000
311120201011201000010112022
4102311023200112230020
5132200204243210330
62430251303504012
7162330545623136
oct22651340265410
94521151003468
101294051928840
1145989363a300
1218a967458008
139504aa109c8
14468bd616756
15239dbb48ae5
hex12d4b816b08

1294051928840 has 48 divisors (see below), whose sum is σ = 3200372240940. Its totient is φ = 470564336000.

The previous prime is 1294051928839. The next prime is 1294051928881. The reversal of 1294051928840 is 488291504921.

It can be written as a sum of positive squares in 2 ways, for example, as 1290827733316 + 3224195524 = 1136146^2 + 56782^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133678211 + ... + 133687890.

Almost surely, 21294051928840 is an apocalyptic number.

1294051928840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1294051928840 is an abundant number, since it is smaller than the sum of its proper divisors (1906320312100).

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

1294051928840 is a wasteful number, since it uses less digits than its factorization.

1294051928840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267366134 (or 267366119 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 53.

The spelling of 1294051928840 in words is "one trillion, two hundred ninety-four billion, fifty-one million, nine hundred twenty-eight thousand, eight hundred forty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 121 220 242 440 484 605 968 1210 2420 4840 267366101 534732202 1069464404 1336830505 2138928808 2673661010 2941027111 5347322020 5882054222 10694644040 11764108444 14705135555 23528216888 29410271110 32351298221 58820542220 64702596442 117641084440 129405192884 161756491105 258810385768 323512982210 647025964420 1294051928840