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1213411014140 = 225134799297137
BaseRepresentation
bin10001101010000100111…
…011101011010111111100
311022000000200220012211212
4101222010323223113330
5124340031204423030
62325233333103552
7153444312304433
oct21520473532774
94260020805755
101213411014140
1142867197a556
12177200a87bb8
138a568b86330
1442a2d6c411a
152186c279595
hex11a84eeb5fc

1213411014140 has 48 divisors (see below), whose sum is σ = 2802562422912. Its totient is φ = 438496152576.

The previous prime is 1213411014139. The next prime is 1213411014157. The reversal of 1213411014140 is 414101143121.

It is a congruent number.

It is an unprimeable number.

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, 49636349 + ... + 49660788.

It is an arithmetic number, because the mean of its divisors is an integer number (58386717144).

Almost surely, 21213411014140 is an apocalyptic number.

1213411014140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1213411014140 is an abundant number, since it is smaller than the sum of its proper divisors (1589151408772).

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

1213411014140 is a wasteful number, since it uses less digits than its factorization.

1213411014140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99297206 (or 99297204 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 1213411014140 its reverse (414101143121), we get a palindrome (1627512157261).

The spelling of 1213411014140 in words is "one trillion, two hundred thirteen billion, four hundred eleven million, fourteen thousand, one hundred forty".

Divisors: 1 2 4 5 10 13 20 26 47 52 65 94 130 188 235 260 470 611 940 1222 2444 3055 6110 12220 99297137 198594274 397188548 496485685 992971370 1290862781 1985942740 2581725562 4666965439 5163451124 6454313905 9333930878 12908627810 18667861756 23334827195 25817255620 46669654390 60670550707 93339308780 121341101414 242682202828 303352753535 606705507070 1213411014140