Search a number
-
+
102164160 = 2635723661
BaseRepresentation
bin1100001011011…
…10011011000000
321010020110212210
412011232123000
5202123223120
614045422120
72350244460
oct605563300
9233213783
10102164160
115273a49a
122a26a940
1318220887
14d7d5ba0
158e80ce0
hex616e6c0

102164160 has 224 divisors, whose sum is σ = 387412992. Its totient is φ = 22302720.

The previous prime is 102164147. The next prime is 102164207. The reversal of 102164160 is 61461201.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154230 + ... + 154890.

Almost surely, 2102164160 is an apocalyptic number.

102164160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102164160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193706496).

102164160 is an abundant number, since it is smaller than the sum of its proper divisors (285248832).

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

102164160 is a wasteful number, since it uses less digits than its factorization.

102164160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 701 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 102164160 is about 10107.6288020485. The cubic root of 102164160 is about 467.4833951798.

The spelling of 102164160 in words is "one hundred two million, one hundred sixty-four thousand, one hundred sixty".