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2082420253 = 172314293727
BaseRepresentation
bin111110000011111…
…0011011000011101
312101010102220120001
41330013303120131
513231044422003
6542345254301
7102414165034
oct17407633035
95333386501
102082420253
11979521181
124a1494391
13272574244
1415a7d171b
15c2c4361d
hex7c1f361d

2082420253 has 16 divisors (see below), whose sum is σ = 2303009280. Its totient is φ = 1872896256.

The previous prime is 2082420251. The next prime is 2082420259. The reversal of 2082420253 is 3520242802.

It is a happy number.

It is not a de Polignac number, because 2082420253 - 21 = 2082420251 is a prime.

It is a super-2 number, since 2×20824202532 = 8672948220209168018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2082420251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 556876 + ... + 560602.

It is an arithmetic number, because the mean of its divisors is an integer number (143938080).

Almost surely, 22082420253 is an apocalyptic number.

2082420253 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2082420253 is a deficient number, since it is larger than the sum of its proper divisors (220589027).

2082420253 is a wasteful number, since it uses less digits than its factorization.

2082420253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5196.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 2082420253 is about 45633.5430686682. The cubic root of 2082420253 is about 1276.9957728377.

The spelling of 2082420253 in words is "two billion, eighty-two million, four hundred twenty thousand, two hundred fifty-three".

Divisors: 1 17 23 391 1429 3727 24293 32867 63359 85721 558739 1457257 5325883 90540011 122495309 2082420253