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101008074 = 23131128509
BaseRepresentation
bin1100000010101…
…00001011001010
321001001202000210
412001110023022
5201324224244
614004541550
72334361116
oct601241312
9231052023
10101008074
115201a952
12299b18b6
1317c075bb
14d5b4746
158d034b9
hex60542ca

101008074 has 16 divisors (see below), whose sum is σ = 203559840. Its totient is φ = 33412080.

The previous prime is 101008031. The next prime is 101008081. The reversal of 101008074 is 470800101.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 101008074.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63469 + ... + 65040.

It is an arithmetic number, because the mean of its divisors is an integer number (12722490).

Almost surely, 2101008074 is an apocalyptic number.

101008074 is an abundant number, since it is smaller than the sum of its proper divisors (102551766).

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

101008074 is a wasteful number, since it uses less digits than its factorization.

101008074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128645.

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 101008074 is about 10050.2773096069. The cubic root of 101008074 is about 465.7133599199.

Adding to 101008074 its reverse (470800101), we get a palindrome (571808175).

The spelling of 101008074 in words is "one hundred one million, eight thousand, seventy-four".

Divisors: 1 2 3 6 131 262 393 786 128509 257018 385527 771054 16834679 33669358 50504037 101008074