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20473432064152 = 2319314344955871
BaseRepresentation
bin1001010011110110101111…
…01001010100000010011000
32200111020111200102020110021
410221323113221110002120
510140414042102023102
6111313210450200224
74212104506123324
oct451732751240230
980436450366407
1020473432064152
116583808728061
122367a7ab83074
13b5683710abc2
1450acc2b8c984
1525786332d137
hex129ed7a54098

20473432064152 has 32 divisors (see below), whose sum is σ = 41711576371200. Its totient is φ = 9385104679200.

The previous prime is 20473432064147. The next prime is 20473432064227. The reversal of 20473432064152 is 25146023437402.

It is a super-2 number, since 2×204734320641522 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20473432064099 and 20473432064108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2172473224 + ... + 2172482647.

It is an arithmetic number, because the mean of its divisors is an integer number (1303486761600).

Almost surely, 220473432064152 is an apocalyptic number.

It is an amenable number.

20473432064152 is an abundant number, since it is smaller than the sum of its proper divisors (21238144307048).

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

20473432064152 is a wasteful number, since it uses less digits than its factorization.

20473432064152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4344955927 (or 4344955923 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 43.

The spelling of 20473432064152 in words is "twenty trillion, four hundred seventy-three billion, four hundred thirty-two million, sixty-four thousand, one hundred fifty-two".

Divisors: 1 2 4 8 19 31 38 62 76 124 152 248 589 1178 2356 4712 4344955871 8689911742 17379823484 34759646968 82554161549 134693632001 165108323098 269387264002 330216646196 538774528004 660433292392 1077549056008 2559179008019 5118358016038 10236716032076 20473432064152