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42144373790 = 254214437379
BaseRepresentation
bin100111010000000000…
…000001110000011110
311000210010002000022222
4213100000001300132
51142302424430130
631205540105342
73021243160301
oct472000016036
9130703060288
1042144373790
1116967444892
128202095252
133c884089ac
14207b2c8b38
151169db6ce5
hex9d0001c1e

42144373790 has 8 divisors (see below), whose sum is σ = 75859872840. Its totient is φ = 16857749512.

The previous prime is 42144373717. The next prime is 42144373807. The reversal of 42144373790 is 9737344124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×421443737902 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2107218680 + ... + 2107218699.

It is an arithmetic number, because the mean of its divisors is an integer number (9482484105).

Almost surely, 242144373790 is an apocalyptic number.

42144373790 is a deficient number, since it is larger than the sum of its proper divisors (33715499050).

42144373790 is a wasteful number, since it uses less digits than its factorization.

42144373790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4214437386.

The product of its (nonzero) digits is 508032, while the sum is 44.

The spelling of 42144373790 in words is "forty-two billion, one hundred forty-four million, three hundred seventy-three thousand, seven hundred ninety".

Divisors: 1 2 5 10 4214437379 8428874758 21072186895 42144373790