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200403053040 = 24355315754957
BaseRepresentation
bin1011101010100011110…
…0111110100111110000
3201011021102200220022210
42322220330332213300
511240411140144130
6232021444532120
720323113562521
oct2725074764760
9634242626283
10200403053040
1177a99331993
1232a0a6b1040
1315b8998c2b8
1499b183c848
15532da3c5b0
hex2ea8f3e9f0

200403053040 has 80 divisors (see below), whose sum is σ = 632971192608. Its totient is φ = 52432493568.

The previous prime is 200403053021. The next prime is 200403053051. The reversal of 200403053040 is 40350304002.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×2004030530402 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200403052998 and 200403053016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7864759 + ... + 7890198.

Almost surely, 2200403053040 is an apocalyptic number.

200403053040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200403053040 is an abundant number, since it is smaller than the sum of its proper divisors (432568139568).

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

200403053040 is a wasteful number, since it uses less digits than its factorization.

200403053040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15755026 (or 15755020 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

Adding to 200403053040 its reverse (40350304002), we get a palindrome (240753357042).

The spelling of 200403053040 in words is "two hundred billion, four hundred three million, fifty-three thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 53 60 80 106 120 159 212 240 265 318 424 530 636 795 848 1060 1272 1590 2120 2544 3180 4240 6360 12720 15754957 31509914 47264871 63019828 78774785 94529742 126039656 157549570 189059484 236324355 252079312 315099140 378118968 472648710 630198280 756237936 835012721 945297420 1260396560 1670025442 1890594840 2505038163 3340050884 3781189680 4175063605 5010076326 6680101768 8350127210 10020152652 12525190815 13360203536 16700254420 20040305304 25050381630 33400508840 40080610608 50100763260 66801017680 100201526520 200403053040