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1190918494940 = 22594676289841
BaseRepresentation
bin10001010101001000010…
…001100001101011011100
311012211222011020212001012
4101111020101201223130
5124003000113314230
62311033404234352
7152020033116626
oct21251021415334
94184864225035
101190918494940
1141a07a496a09
1217298423b9b8
13883c2c9b285
14418d8377c16
1520ea27ae395
hex11548461adc

1190918494940 has 24 divisors (see below), whose sum is σ = 2501193410352. Its totient is φ = 476317003520.

The previous prime is 1190918494937. The next prime is 1190918494943. The reversal of 1190918494940 is 494948190911.

It is an interprime number because it is at equal distance from previous prime (1190918494937) and next prime (1190918494943).

It is a self number, because there is not a number n which added to its sum of digits gives 1190918494940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1190918494943) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2955581 + ... + 3334260.

It is an arithmetic number, because the mean of its divisors is an integer number (104216392098).

Almost surely, 21190918494940 is an apocalyptic number.

1190918494940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1190918494940 is an abundant number, since it is smaller than the sum of its proper divisors (1310274915412).

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

1190918494940 is a wasteful number, since it uses less digits than its factorization.

1190918494940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6299317 (or 6299315 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 59.

The spelling of 1190918494940 in words is "one trillion, one hundred ninety billion, nine hundred eighteen million, four hundred ninety-four thousand, nine hundred forty".

Divisors: 1 2 4 5 10 20 9467 18934 37868 47335 94670 189340 6289841 12579682 25159364 31449205 62898410 125796820 59545924747 119091849494 238183698988 297729623735 595459247470 1190918494940