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7642060252 = 2217112383239
BaseRepresentation
bin1110001111000000…
…01001010111011100
3201201120212212212121
413013200021113130
5111122331412002
63302151512324
7360243304021
oct70740112734
921646785777
107642060252
11327181aa82
1215933886a4
1394a33a058
14526d31548
152ead94237
hex1c78095dc

7642060252 has 12 divisors (see below), whose sum is σ = 14160288240. Its totient is φ = 3596263616.

The previous prime is 7642060241. The next prime is 7642060259. The reversal of 7642060252 is 2520602467.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7642060259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56191552 + ... + 56191687.

It is an arithmetic number, because the mean of its divisors is an integer number (1180024020).

Almost surely, 27642060252 is an apocalyptic number.

It is an amenable number.

7642060252 is a deficient number, since it is larger than the sum of its proper divisors (6518227988).

7642060252 is a wasteful number, since it uses less digits than its factorization.

7642060252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112383260 (or 112383258 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 7642060252 is about 87418.8781213760. The cubic root of 7642060252 is about 1969.7154245504.

The spelling of 7642060252 in words is "seven billion, six hundred forty-two million, sixty thousand, two hundred fifty-two".

Divisors: 1 2 4 17 34 68 112383239 224766478 449532956 1910515063 3821030126 7642060252