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162198112954 = 21312232776129
BaseRepresentation
bin1001011100001111000…
…0101100101010111010
3120111122212100212002211
42113003300230222322
510124140204103304
6202302432245334
714501264132533
oct2270360545272
9514585325084
10162198112954
1162873673a39
12275279a084a
13123ab78a387
147bc981d68a
154344935204
hex25c3c2caba

162198112954 has 16 divisors (see below), whose sum is σ = 246253835520. Its totient is φ = 80119054080.

The previous prime is 162198112943. The next prime is 162198112957. The reversal of 162198112954 is 459211891261.

162198112954 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1621981129542 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 162198112898 and 162198112907.

It is not an unprimeable number, because it can be changed into a prime (162198112957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1329639 + ... + 1446490.

It is an arithmetic number, because the mean of its divisors is an integer number (15390864720).

Almost surely, 2162198112954 is an apocalyptic number.

162198112954 is a deficient number, since it is larger than the sum of its proper divisors (84055722566).

162198112954 is a wasteful number, since it uses less digits than its factorization.

162198112954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2776485.

The product of its digits is 311040, while the sum is 49.

The spelling of 162198112954 in words is "one hundred sixty-two billion, one hundred ninety-eight million, one hundred twelve thousand, nine hundred fifty-four".

Divisors: 1 2 131 223 262 446 29213 58426 2776129 5552258 363672899 619076767 727345798 1238153534 81099056477 162198112954