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1206708480 = 28325312109
BaseRepresentation
bin100011111101100…
…1110100100000000
310010002122010211200
41013323032210000
54432404132410
6315423541200
741621565345
oct10773164400
93102563750
101206708480
1156a178a3a
1229815a800
13163002ab3
14b63987cc
1570e133c0
hex47ece900

1206708480 has 324 divisors, whose sum is σ = 4353689340. Its totient is φ = 308551680.

The previous prime is 1206708463. The next prime is 1206708493. The reversal of 1206708480 is 848076021.

1206708480 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 639887616 + 566820864 = 25296^2 + 23808^2 .

It is a super-2 number, since 2×12067084802 = 2912290711407820800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11070666 + ... + 11070774.

Almost surely, 21206708480 is an apocalyptic number.

1206708480 is a gapful number since it is divisible by the number (10) 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 1206708480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2176844670).

1206708480 is an abundant number, since it is smaller than the sum of its proper divisors (3146980860).

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

1206708480 is a wasteful number, since it uses less digits than its factorization.

1206708480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 1206708480 is about 34737.7097690680. The cubic root of 1206708480 is about 1064.6351193320.

The spelling of 1206708480 in words is "one billion, two hundred six million, seven hundred eight thousand, four hundred eighty".