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400206720415130 = 25431051885550241
BaseRepresentation
bin101101011111111000110001…
…1011010000011010110011010
31221111000101111110012021002022
41122333301203122003112122
5404423441330411241010
63535100232414534442
7150203660420314346
oct13277614332032632
91844011443167068
10400206720415130
11106577798341192
1238a768b0b07422
1314240440c72415
1470b81740a8626
153140466591d55
hex16bfc6368359a

400206720415130 has 32 divisors (see below), whose sum is σ = 737826292830528. Its totient is φ = 156211062336000.

The previous prime is 400206720415129. The next prime is 400206720415163. The reversal of 400206720415130 is 31514027602004.

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, 442323191 + ... + 443227050.

It is an arithmetic number, because the mean of its divisors is an integer number (23057071650954).

Almost surely, 2400206720415130 is an apocalyptic number.

400206720415130 is a deficient number, since it is larger than the sum of its proper divisors (337619572415398).

400206720415130 is a wasteful number, since it uses less digits than its factorization.

400206720415130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885551342.

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 400206720415130 in words is "four hundred trillion, two hundred six billion, seven hundred twenty million, four hundred fifteen thousand, one hundred thirty".

Divisors: 1 2 5 10 43 86 215 430 1051 2102 5255 10510 45193 90386 225965 451930 885550241 1771100482 4427751205 8855502410 38078660363 76157320726 190393301815 380786603630 930713303291 1861426606582 4653566516455 9307133032910 40020672041513 80041344083026 200103360207565 400206720415130