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52152102 = 2329413079
BaseRepresentation
bin1100011011110…
…0011100100110
310122010121020100
43012330130212
5101322331402
65101444530
71202166642
oct306743446
9118117210
1052152102
1127490712
1215570746
13aa5cb42
146cd7c22
1548a271c
hex31bc726

52152102 has 24 divisors (see below), whose sum is σ = 113153040. Its totient is φ = 17359920.

The previous prime is 52152059. The next prime is 52152143. The reversal of 52152102 is 20125125.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15399 + ... + 18477.

It is an arithmetic number, because the mean of its divisors is an integer number (4714710).

Almost surely, 252152102 is an apocalyptic number.

52152102 is an abundant number, since it is smaller than the sum of its proper divisors (61000938).

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

52152102 is a wasteful number, since it uses less digits than its factorization.

52152102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4028 (or 4025 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 52152102 is about 7221.6412262034. The cubic root of 52152102 is about 373.6146860491.

Adding to 52152102 its reverse (20125125), we get a palindrome (72277227).

The spelling of 52152102 in words is "fifty-two million, one hundred fifty-two thousand, one hundred two".

Divisors: 1 2 3 6 9 18 941 1882 2823 3079 5646 6158 8469 9237 16938 18474 27711 55422 2897339 5794678 8692017 17384034 26076051 52152102