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2552072757 = 313411596043
BaseRepresentation
bin1001100000011101…
…1000101000110101
320120212011201200020
42120013120220311
520211312312012
61101123435353
7120146155233
oct23007305065
96525151606
102552072757
11109a640043
125b2825b59
13318962130
141a2d27953
15ee0b4a8c
hex981d8a35

2552072757 has 16 divisors (see below), whose sum is σ = 3753895488. Its totient is φ = 1532200320.

The previous prime is 2552072749. The next prime is 2552072767. The reversal of 2552072757 is 7572702552.

It is not a de Polignac number, because 2552072757 - 23 = 2552072749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2552072707) 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, 796423 + ... + 799620.

It is an arithmetic number, because the mean of its divisors is an integer number (234618468).

Almost surely, 22552072757 is an apocalyptic number.

It is an amenable number.

2552072757 is a deficient number, since it is larger than the sum of its proper divisors (1201822731).

2552072757 is a wasteful number, since it uses less digits than its factorization.

2552072757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596100.

The product of its (nonzero) digits is 343000, while the sum is 42.

The square root of 2552072757 is about 50518.0438754313. The cubic root of 2552072757 is about 1366.5672770540.

The spelling of 2552072757 in words is "two billion, five hundred fifty-two million, seventy-two thousand, seven hundred fifty-seven".

Divisors: 1 3 13 39 41 123 533 1599 1596043 4788129 20748559 62245677 65437763 196313289 850690919 2552072757