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50798077944 = 23317210768447
BaseRepresentation
bin101111010011110011…
…010010011111111000
311212010012112201202020
4233103303102133320
51313013301443234
635200351034440
73445552352415
oct572363223770
9155105481666
1050798077944
111a5a82108a9
129a1820ba20
134a371cbab3
14265c71910c
1514c498c549
hexbd3cd27f8

50798077944 has 96 divisors (see below), whose sum is σ = 136167713280. Its totient is φ = 15787480576.

The previous prime is 50798077937. The next prime is 50798077949. The reversal of 50798077944 is 44977089705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50798077949) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 707929 + ... + 776375.

It is an arithmetic number, because the mean of its divisors is an integer number (1418413680).

Almost surely, 250798077944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50798077944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68083856640).

50798077944 is an abundant number, since it is smaller than the sum of its proper divisors (85369635336).

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

50798077944 is a wasteful number, since it uses less digits than its factorization.

50798077944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68597 (or 68576 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 60.

The spelling of 50798077944 in words is "fifty billion, seven hundred ninety-eight million, seventy-seven thousand, nine hundred forty-four".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 107 136 204 214 289 321 408 428 578 642 856 867 1156 1284 1734 1819 2312 2568 3468 3638 5457 6936 7276 10914 14552 21828 30923 43656 61846 68447 92769 123692 136894 185538 205341 247384 273788 371076 410682 547576 742152 821364 1163599 1642728 2327198 3490797 4654396 6981594 7323829 9308792 13963188 14647658 19781183 21971487 27926376 29295316 39562366 43942974 58590632 59343549 79124732 87885948 118687098 124505093 158249464 175771896 237374196 249010186 373515279 474748392 498020372 747030558 996040744 1494061116 2116586581 2988122232 4233173162 6349759743 8466346324 12699519486 16932692648 25399038972 50798077944