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105770340 = 223351321961
BaseRepresentation
bin1100100110111…
…10110101100100
321101000200122000
412103132311210
5204034122330
614255005300
72423014224
oct623366544
9241020560
10105770340
1154782905
122b509830
1318bb4100
1410094084
159444560
hex64ded64

105770340 has 288 divisors, whose sum is σ = 381225600. Its totient is φ = 24261120.

The previous prime is 105770323. The next prime is 105770341. The reversal of 105770340 is 43077501.

It is a super-2 number, since 2×1057703402 = 22374729647431200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (105770341) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1733910 + ... + 1733970.

It is an arithmetic number, because the mean of its divisors is an integer number (1323700).

Almost surely, 2105770340 is an apocalyptic number.

105770340 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 105770340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190612800).

105770340 is an abundant number, since it is smaller than the sum of its proper divisors (275455260).

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

105770340 is a wasteful number, since it uses less digits than its factorization.

105770340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 105770340 is about 10284.4708176940. The cubic root of 105770340 is about 472.9203113133.

The spelling of 105770340 in words is "one hundred five million, seven hundred seventy thousand, three hundred forty".