Search a number
-
+
15130552 = 231891319
BaseRepresentation
bin111001101101…
…111110111000
31001110201012211
4321231332320
512333134202
61300144504
7242415253
oct71557670
931421184
1015130552
1185a4898
125098134
133199bb8
14201c09a
1514dd1d7
hexe6dfb8

15130552 has 8 divisors (see below), whose sum is σ = 28369800. Its totient is φ = 7565272.

The previous prime is 15130541. The next prime is 15130553. The reversal of 15130552 is 25503151.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15130553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 945652 + ... + 945667.

It is an arithmetic number, because the mean of its divisors is an integer number (3546225).

Almost surely, 215130552 is an apocalyptic number.

It is an amenable number.

15130552 is a deficient number, since it is larger than the sum of its proper divisors (13239248).

15130552 is a wasteful number, since it uses less digits than its factorization.

15130552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891325 (or 1891321 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 15130552 is about 3889.8010231887. The cubic root of 15130552 is about 247.3346281604.

It can be divided in two parts, 151 and 30552, that added together give a palindrome (30703).

The spelling of 15130552 in words is "fifteen million, one hundred thirty thousand, five hundred fifty-two".

Divisors: 1 2 4 8 1891319 3782638 7565276 15130552