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69230101824 = 263213431271693
BaseRepresentation
bin100000001111001101…
…1111000010101000000
320121200202122120010100
41000132123320111000
52113240401224244
651445345202400
75000405104362
oct1003633702500
9217622576110
1069230101824
11273a6651194
1211501030400
1366b3aa3bc0
1434ca684d32
151c02c32b69
hex101e6f8540

69230101824 has 336 divisors, whose sum is σ = 220521613312. Its totient is φ = 20630163456.

The previous prime is 69230101771. The next prime is 69230101859. The reversal of 69230101824 is 42810103296.

It is a super-2 number, since 2×692301018242 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40891122 + ... + 40892814.

Almost surely, 269230101824 is an apocalyptic number.

69230101824 is a gapful number since it is divisible by the number (64) 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 69230101824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110260806656).

69230101824 is an abundant number, since it is smaller than the sum of its proper divisors (151291511488).

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

69230101824 is a wasteful number, since it uses less digits than its factorization.

69230101824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894 (or 1881 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 69230101824 in words is "sixty-nine billion, two hundred thirty million, one hundred one thousand, eight hundred twenty-four".