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131454053230 = 25311180135933
BaseRepresentation
bin111101001101101000…
…1011010101101101110
3110120022020222210200011
41322123101122231232
54123204214200410
6140220020323434
712332361005413
oct1723321325556
9416266883604
10131454053230
1150827427915
122158784357a
13c51c1ca566
14651064c10a
15364583418a
hex1e9b45ab6e

131454053230 has 32 divisors (see below), whose sum is σ = 244277607168. Its totient is φ = 50879712000.

The previous prime is 131454053221. The next prime is 131454053267. The reversal of 131454053230 is 32350454131.

It is a super-2 number, since 2×1314540532302 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 131454053192 and 131454053201.

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, 3640344 + ... + 3676276.

It is an arithmetic number, because the mean of its divisors is an integer number (7633675224).

Almost surely, 2131454053230 is an apocalyptic number.

131454053230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131454053230 is a deficient number, since it is larger than the sum of its proper divisors (112823553938).

131454053230 is a wasteful number, since it uses less digits than its factorization.

131454053230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47772.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 131454053230 in words is "one hundred thirty-one billion, four hundred fifty-four million, fifty-three thousand, two hundred thirty".

Divisors: 1 2 5 10 31 62 155 310 11801 23602 35933 59005 71866 118010 179665 359330 365831 731662 1113923 1829155 2227846 3658310 5569615 11139230 424045333 848090666 2120226665 4240453330 13145405323 26290810646 65727026615 131454053230