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163220052451060 = 225111499494936177
BaseRepresentation
bin100101000111001010100001…
…001111110001111011110100
3210101220200111002111001210001
4211013022201033301323310
5132343144131411413220
61335050131300241044
746244155025412403
oct4507124117617364
9711820432431701
10163220052451060
114800926551a460
12163811813a0184
13700c77b054047
142c43c6d77d63a
1513d0adc6b780a
hex9472a13f1ef4

163220052451060 has 48 divisors (see below), whose sum is σ = 374171750568000. Its totient is φ = 59313151331840.

The previous prime is 163220052451051. The next prime is 163220052451081. The reversal of 163220052451060 is 60154250022361.

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, 247138309 + ... + 247797868.

It is an arithmetic number, because the mean of its divisors is an integer number (7795244803500).

Almost surely, 2163220052451060 is an apocalyptic number.

163220052451060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163220052451060 is an abundant number, since it is smaller than the sum of its proper divisors (210951698116940).

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

163220052451060 is a wasteful number, since it uses less digits than its factorization.

163220052451060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494937696 (or 494937694 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 163220052451060 in words is "one hundred sixty-three trillion, two hundred twenty billion, fifty-two million, four hundred fifty-one thousand, sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 1499 2998 5996 7495 14990 16489 29980 32978 65956 82445 164890 329780 494936177 989872354 1979744708 2474680885 4949361770 5444297947 9898723540 10888595894 21777191788 27221489735 54442979470 108885958940 741909329323 1483818658646 2967637317292 3709546646615 7419093293230 8161002622553 14838186586460 16322005245106 32644010490212 40805013112765 81610026225530 163220052451060