Search a number
-
+
80606962800000 = 2732557131971249
BaseRepresentation
bin10010010100111111000101…
…011000100101010110000000
3101120101221122211102222002200
4102110333011120211112000
541031131024434100000
6443234154423513200
722656442452600660
oct2224770530452600
9346357584388080
1080606962800000
11237582480993aa
12905a2048b8800
1335c928619c410
1415c957d8701a0
1594bb8abc3500
hex494fc5625580

80606962800000 has 2304 divisors, whose sum is σ = 358929370800000. Its totient is φ = 16907304960000.

The previous prime is 80606962799971. The next prime is 80606962800083. The reversal of 80606962800000 is 826960608.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 64537199376 + ... + 64537200624.

Almost surely, 280606962800000 is an apocalyptic number.

80606962800000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80606962800000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179464685400000).

80606962800000 is an abundant number, since it is smaller than the sum of its proper divisors (278322408000000).

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

80606962800000 is a wasteful number, since it uses less digits than its factorization.

80606962800000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1511 (or 1476 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 80606962800000 in words is "eighty trillion, six hundred six billion, nine hundred sixty-two million, eight hundred thousand".