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2057016253 = 31166339901
BaseRepresentation
bin111101010011011…
…1001001110111101
312022100122020211011
41322212321032331
513203044010003
6540040555221
7101655230635
oct17246711675
95270566734
102057016253
1196614a836
12494a82b11
1326a21b1a6
1415729b6c5
15c08c646d
hex7a9b93bd

2057016253 has 8 divisors (see below), whose sum is σ = 2124701696. Its totient is φ = 1989414000.

The previous prime is 2057016251. The next prime is 2057016263. The reversal of 2057016253 is 3526107502.

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 2057016253 - 21 = 2057016251 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2057016251) 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, 31603 + ... + 71503.

It is an arithmetic number, because the mean of its divisors is an integer number (265587712).

Almost surely, 22057016253 is an apocalyptic number.

It is an amenable number.

2057016253 is a deficient number, since it is larger than the sum of its proper divisors (67685443).

2057016253 is a wasteful number, since it uses less digits than its factorization.

2057016253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41595.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 2057016253 is about 45354.3410601455. The cubic root of 2057016253 is about 1271.7817084251.

The spelling of 2057016253 in words is "two billion, fifty-seven million, sixteen thousand, two hundred fifty-three".

Divisors: 1 31 1663 39901 51553 1236931 66355363 2057016253