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2072944253 = 23661136351
BaseRepresentation
bin111101110001110…
…1001111001111101
312100110121110221002
41323203221321331
513221133204003
6541410220045
7102240510152
oct17343517175
95313543832
102072944253
11974139776
1249a284625
13270607043
14159446229
15c1ec0a88
hex7b8e9e7d

2072944253 has 8 divisors (see below), whose sum is σ = 2166360576. Its totient is φ = 1979802000.

The previous prime is 2072944243. The next prime is 2072944261. The reversal of 2072944253 is 3524492702.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2072944253 - 214 = 2072927869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2072944243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52973 + ... + 83378.

It is an arithmetic number, because the mean of its divisors is an integer number (270795072).

Almost surely, 22072944253 is an apocalyptic number.

2072944253 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2072944253 is a deficient number, since it is larger than the sum of its proper divisors (93416323).

2072944253 is a wasteful number, since it uses less digits than its factorization.

2072944253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137035.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 2072944253 is about 45529.5975492866. The cubic root of 2072944253 is about 1275.0558484828.

The spelling of 2072944253 in words is "two billion, seventy-two million, nine hundred forty-four thousand, two hundred fifty-three".

Divisors: 1 23 661 15203 136351 3136073 90128011 2072944253