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2078313120 = 2533513231609
BaseRepresentation
bin111101111100000…
…1000101010100000
312100211201020122000
41323320020222200
513224022004440
6542121244000
7102334240632
oct17370105240
95324636560
102078313120
11977176454
124a0033600
132717669a0
1415a042a52
15c26d1730
hex7be08aa0

2078313120 has 384 divisors, whose sum is σ = 8179315200. Its totient is φ = 489037824.

The previous prime is 2078313103. The next prime is 2078313131. The reversal of 2078313120 is 213138702.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1290876 + ... + 1292484.

It is an arithmetic number, because the mean of its divisors is an integer number (21300300).

Almost surely, 22078313120 is an apocalyptic number.

2078313120 is a gapful number since it is divisible by the number (20) 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 2078313120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4089657600).

2078313120 is an abundant number, since it is smaller than the sum of its proper divisors (6101002080).

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

2078313120 is a wasteful number, since it uses less digits than its factorization.

2078313120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669 (or 1655 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 2078313120 is about 45588.5196074626. The cubic root of 2078313120 is about 1276.1556857107.

The spelling of 2078313120 in words is "two billion, seventy-eight million, three hundred thirteen thousand, one hundred twenty".