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160122007444 = 22719769391393
BaseRepresentation
bin1001010100100000000…
…0111110111110010100
3120022022011210202202011
42111020000332332110
510110412213214234
6201320430154004
714365654415020
oct2251000767624
9508264722664
10160122007444
11619a8776163
1227048652904
131213a617489
147a6dbd3380
15427253cb64
hex254803ef94

160122007444 has 48 divisors (see below), whose sum is σ = 337538185600. Its totient is φ = 64927236096.

The previous prime is 160122007439. The next prime is 160122007469. The reversal of 160122007444 is 444700221061.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213412 + ... + 604804.

Almost surely, 2160122007444 is an apocalyptic number.

160122007444 is a gapful number since it is divisible by the number (14) 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 160122007444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168769092800).

160122007444 is an abundant number, since it is smaller than the sum of its proper divisors (177416178156).

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

160122007444 is a wasteful number, since it uses less digits than its factorization.

160122007444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392192 (or 392190 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The spelling of 160122007444 in words is "one hundred sixty billion, one hundred twenty-two million, seven thousand, four hundred forty-four".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 769 1538 3076 5383 10766 14611 21532 29222 58444 102277 204554 391393 409108 782786 1565572 2739751 5479502 7436467 10959004 14872934 29745868 52055269 104110538 208221076 300981217 601962434 1203924868 2106868519 4213737038 5718643123 8427474076 11437286246 22874572492 40030501861 80061003722 160122007444