Search a number
-
+
2506087572 = 2231714398537
BaseRepresentation
bin1001010101011111…
…1101110010010100
320110122122102212020
42111113331302110
520113024300242
61052402053140
7116050251522
oct22527756224
96418572766
102506087572
11107669175a
1259b34a1b0
1330c281271
1419ab97312
15ea02e6ec
hex955fdc94

2506087572 has 48 divisors (see below), whose sum is σ = 6196538880. Its totient is φ = 785585152.

The previous prime is 2506087559. The next prime is 2506087579. The reversal of 2506087572 is 2757806052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2506087579) 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, 289288 + ... + 297824.

It is an arithmetic number, because the mean of its divisors is an integer number (129094560).

Almost surely, 22506087572 is an apocalyptic number.

It is an amenable number.

2506087572 is an abundant number, since it is smaller than the sum of its proper divisors (3690451308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2506087572 is a wasteful number, since it uses less digits than its factorization.

2506087572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10000 (or 9998 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 42.

The square root of 2506087572 is about 50060.8387065179. The cubic root of 2506087572 is about 1358.3095295296.

The spelling of 2506087572 in words is "two billion, five hundred six million, eighty-seven thousand, five hundred seventy-two".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 1439 2878 4317 5756 8537 8634 17074 17268 24463 25611 34148 48926 51222 73389 97852 102444 145129 146778 290258 293556 435387 580516 870774 1741548 12284743 24569486 36854229 49138972 73708458 147416916 208840631 417681262 626521893 835362524 1253043786 2506087572