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196164100 = 2252111511181
BaseRepresentation
bin10111011000100…
…11101000000100
3111200010011120001
423230103220010
5400204222400
631244251044
74601236666
oct1354235004
9450104501
10196164100
11a0802aa0
1255840a84
1331843342
141c0a4536
151234ca6a
hexbb13a04

196164100 has 72 divisors (see below), whose sum is σ = 467845056. Its totient is φ = 70800000.

The previous prime is 196164053. The next prime is 196164107. The reversal of 196164100 is 1461691.

It is not an unprimeable number, because it can be changed into a prime (196164107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 165510 + ... + 166690.

It is an arithmetic number, because the mean of its divisors is an integer number (6497848).

Almost surely, 2196164100 is an apocalyptic number.

196164100 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 196164100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233922528).

196164100 is an abundant number, since it is smaller than the sum of its proper divisors (271680956).

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

196164100 is a wasteful number, since it uses less digits than its factorization.

196164100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357 (or 1350 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 196164100 is about 14005.8594880857. The cubic root of 196164100 is about 581.0406406754.

It can be divided in two parts, 19616 and 4100, that added together give a square (23716 = 1542).

The spelling of 196164100 in words is "one hundred ninety-six million, one hundred sixty-four thousand, one hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 151 220 275 302 550 604 755 1100 1181 1510 1661 2362 3020 3322 3775 4724 5905 6644 7550 8305 11810 12991 15100 16610 23620 25982 29525 33220 41525 51964 59050 64955 83050 118100 129910 166100 178331 259820 324775 356662 649550 713324 891655 1299100 1783310 1961641 3566620 3923282 4458275 7846564 8916550 9808205 17833100 19616410 39232820 49041025 98082050 196164100