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229074747840 = 26335125921059
BaseRepresentation
bin1101010101010111101…
…0110100000111000000
3210220021121112220112000
43111111322310013000
512223121113412330
6253122510504000
722356454141461
oct3252572640700
9726247486460
10229074747840
11891717a5624
1238490805000
13187a8ab8993
14b1316b8d68
155e5ac34560
hex3555eb41c0

229074747840 has 224 divisors, whose sum is σ = 808805088000. Its totient is φ = 61035181056.

The previous prime is 229074747823. The next prime is 229074747857. The reversal of 229074747840 is 48747470922.

229074747840 is a `hidden beast` number, since 2 + 2 + 90 + 7 + 47 + 478 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (229074747823) and next prime (229074747857).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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, 10867231 + ... + 10888289.

It is an arithmetic number, because the mean of its divisors is an integer number (3610737000).

Almost surely, 2229074747840 is an apocalyptic number.

229074747840 is a gapful number since it is divisible by the number (20) 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 229074747840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (404402544000).

229074747840 is an abundant number, since it is smaller than the sum of its proper divisors (579730340160).

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

229074747840 is a wasteful number, since it uses less digits than its factorization.

229074747840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22344 (or 22328 counting only the distinct ones).

The product of its (nonzero) digits is 6322176, while the sum is 54.

The spelling of 229074747840 in words is "two hundred twenty-nine billion, seventy-four million, seven hundred forty-seven thousand, eight hundred forty".